$CSLR
Complete Solaria, Inc. Stock $cslr

$cslr Overview Financials Valuation SEC Filings Company Website

2024 Q4 Form 10-Q Financial Statement

#000121390024099667 Filed on November 18, 2024

Income Statement

Concept	2024 Q4	2024 Q3	2023 Q4
Revenue		$5.536M	$24.59M
YoY Change		-86.91%
Cost Of Revenue		$8.693M	$18.35M
YoY Change		-74.0%
Gross Profit		-$3.157M	$6.236M
YoY Change		-135.62%
Gross Profit Margin		-57.03%	25.36%
Selling, General & Admin		$19.54M	$2.214M
YoY Change		-42.67%	224.72%
% of Gross Profit			35.5%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization			-$1.406M
YoY Change
% of Gross Profit			-22.55%
Operating Expenses		$26.81M	$17.31M
YoY Change		-21.34%	570.98%
Operating Profit		-$29.97M	-$11.08M
YoY Change		18.81%
Interest Expense		$50.00K	$1.902M
YoY Change		-100.72%	-32.1%
% of Operating Profit
Other Income/Expense, Net		-$47.99M	-$38.00M
YoY Change		-594.67%	2973.88%
Pretax Income		-$77.96M	-$50.97M
YoY Change		246.87%	6753.46%
Income Tax			-$1.000K
% Of Pretax Income
Net Earnings		-$77.96M	-$206.9M
YoY Change		122.58%	27715.32%
Net Earnings / Revenue		-1408.2%	-841.33%
Basic Earnings Per Share		-$1.03	-$5.20
Diluted Earnings Per Share		-$1.03	-$5.19
COMMON SHARES
Basic Shares Outstanding	73.77M shares	63.61M shares	39.82M shares
Diluted Shares Outstanding		75.35M shares	39.83M shares

Balance Sheet

Concept	2024 Q3	2023 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments		$1.661M
YoY Change		2177.84%
Cash & Equivalents	$79.50M	$1.661M
Short-Term Investments
Other Short-Term Assets		$9.947M
YoY Change		8142.46%
Inventory	$607.0K	$12.50M
Prepaid Expenses
Receivables	$8.482M	$26.00M
Other Receivables		$0.00
Total Short-Term Assets	$102.5M	$50.11M
YoY Change	105.74%	25785.33%
LONG-TERM ASSETS
Property, Plant & Equipment	$590.0K	$4.185M
YoY Change	-89.54%	20.4%
Goodwill
YoY Change
Intangibles		$0.00
YoY Change		-100.0%
Long-Term Investments		$3.500M
YoY Change		-99.0%
Other Assets	$154.0K	$198.0K
YoY Change	-98.31%
Total Long-Term Assets	$5.453M	$21.91M
YoY Change	-96.89%	-93.74%
TOTAL ASSETS
Total Short-Term Assets	$102.5M	$50.11M
Total Long-Term Assets	$5.453M	$21.91M
Total Assets	$107.9M	$72.02M
YoY Change	-52.05%	-79.43%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$4.627M	$14.57M
YoY Change	-69.3%	199.92%
Accrued Expenses		$19.28M
YoY Change
Deferred Revenue	$1.092M	$2.423M
YoY Change
Short-Term Debt		$27.93M
YoY Change		3271.23%
Long-Term Debt Due		$29.19M
YoY Change
Total Short-Term Liabilities	$41.71M	$107.4M
YoY Change	-44.03%	1788.23%
LONG-TERM LIABILITIES
Long-Term Debt		$0.00
YoY Change
Other Long-Term Liabilities		$15.42M
YoY Change		157.16%
Total Long-Term Liabilities		$15.42M
YoY Change		157.16%
TOTAL LIABILITIES
Total Short-Term Liabilities	$41.71M	$107.4M
Total Long-Term Liabilities		$15.42M
Total Liabilities	$250.6M	$122.8M
YoY Change	64.08%	951.04%
SHAREHOLDERS EQUITY
Retained Earnings	-$458.4M	-$327.3M
YoY Change		1764.99%
Common Stock	$315.5M	$7.000K
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	-$142.7M	-$50.78M
YoY Change
Total Liabilities & Shareholders Equity	$107.9M	$72.02M
YoY Change	-52.05%	-79.43%

Cashflow Statement

Concept	2024 Q3	2023 Q4
OPERATING ACTIVITIES
Net Income	-$77.96M	-$206.9M
YoY Change	122.58%	27715.32%
Depreciation, Depletion And Amortization		-$1.406M
YoY Change
Cash From Operating Activities		-$20.14M
YoY Change		6162.48%
INVESTING ACTIVITIES
Capital Expenditures		$529.0K
YoY Change
Acquisitions
YoY Change
Other Investing Activities		$8.145M
YoY Change
Cash From Investing Activities		-$530.0K
YoY Change
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities		19.77M
YoY Change		8686.22%
NET CHANGE
Cash From Operating Activities		-20.14M
Cash From Investing Activities		-530.0K
Cash From Financing Activities		19.77M
Net Change In Cash		-903.0K
YoY Change		834.49%
FREE CASH FLOW
Cash From Operating Activities		-$20.14M
Capital Expenditures		$529.0K
Free Cash Flow		-$20.67M
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3841000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3823000	usd
CY2024Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	590000	usd
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2024-09-29
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-40117
	dei	Entity Registrant Name EntityRegistrantName	COMPLETE SOLARIA, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	93-2279786
	dei	Entity Address Address Line1 EntityAddressAddressLine1	45700 Northport Loop East
	dei	Entity Address City Or Town EntityAddressCityOrTown	Fremont
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	94538
	dei	City Area Code CityAreaCode	(510)
	dei	Local Phone Number LocalPhoneNumber	270-2507
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	true
	dei	Entity Ex Transition Period EntityExTransitionPeriod	false
	dei	Entity Shell Company EntityShellCompany	false
CY2024Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	73767268	shares
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79502000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2593000	usd
CY2024Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	8482000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	26281000	usd
CY2024Q3	us-gaap	Inventory Net InventoryNet	607000	usd
CY2023Q4	us-gaap	Inventory Net InventoryNet	3058000	usd
CY2024Q3	cslr	Forward Purchase Agreement Assets Related Parties ForwardPurchaseAgreementAssetsRelatedParties	907000	usd
CY2024Q3	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	169000	usd
CY2024Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	12816000	usd
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	5817000	usd
CY2024Q3	us-gaap	Assets Current AssetsCurrent	102483000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	37749000	usd
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3841000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3823000	usd
CY2024Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	590000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4317000	usd
CY2024Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	868000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1235000	usd
CY2024Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	154000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	198000	usd
CY2024Q3	us-gaap	Assets Assets	107936000	usd
CY2023Q4	us-gaap	Assets Assets	47322000	usd
CY2024Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	4627000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	13122000	usd
CY2023Q4	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	27870000	usd
CY2024Q3	us-gaap	Notes Payable Current NotesPayableCurrent	2696000	usd
CY2024Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1092000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2423000	usd
CY2023Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	33280000	usd
CY2023Q4	cslr	Forward Purchase Agreement Liabilities With Related Parties ForwardPurchaseAgreementLiabilitiesWithRelatedParties	3232000	usd
CY2023Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	599000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4317000	usd
CY2024Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	154000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	198000	usd
CY2024Q3	us-gaap	Assets Assets	107936000	usd
CY2023Q4	us-gaap	Assets Assets	47322000	usd
CY2024Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	4627000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	13122000	usd
CY2024Q3	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	29825000	usd
CY2023Q4	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	27870000	usd
CY2024Q3	us-gaap	Notes Payable Current NotesPayableCurrent	2696000	usd
CY2023Q4	us-gaap	Notes Payable Current NotesPayableCurrent	27107000	usd
CY2024Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1092000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2423000	usd
CY2023Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	33280000	usd
CY2023Q4	cslr	Forward Purchase Agreement Liabilities With Related Parties ForwardPurchaseAgreementLiabilitiesWithRelatedParties	3232000	usd
CY2023Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	599000	usd
CY2024Q3	us-gaap	Liabilities Current LiabilitiesCurrent	41714000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	109183000	usd
CY2024Q3	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3322000	usd
CY2023Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3416000	usd
CY2024Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	6597000	usd
CY2023Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	9817000	usd
CY2024Q3	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	952000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	1055000	usd
CY2024Q3	us-gaap	Long Term Notes Payable LongTermNotesPayable	154215000	usd
CY2024Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	382000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	664000	usd
CY2024Q3	us-gaap	Liabilities Current LiabilitiesCurrent	41714000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	109183000	usd
CY2024Q3	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3322000	usd
CY2023Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3416000	usd
CY2024Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	6597000	usd
CY2023Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	9817000	usd
CY2024Q3	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	952000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	1055000	usd
CY2024Q3	us-gaap	Long Term Notes Payable LongTermNotesPayable	154215000	usd
CY2024Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	382000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	664000	usd
CY2024Q3	us-gaap	Liabilities Liabilities	250640000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	124135000	usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1000000000	shares
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1000000000	shares
CY2024Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	72977921	shares
CY2024Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	72977921	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	49065361	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	49065361	shares
CY2024Q3	us-gaap	Common Stock Value CommonStockValue	14000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	7000	usd
CY2024Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	315485000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	165000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	143000	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-458368000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-354928000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	-142704000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-76813000	usd
CY2024Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	107936000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	47322000	usd
CY2024Q3	us-gaap	Revenues Revenues	5536000	usd
CY2023Q4	us-gaap	Revenues Revenues	24590000	usd
	us-gaap	Revenues Revenues	20068000	usd
	us-gaap	Revenues Revenues	66887000	usd
CY2024Q3	us-gaap	Cost Of Revenue CostOfRevenue	8693000	usd
CY2023Q4	us-gaap	Cost Of Revenue CostOfRevenue	18354000	usd
	us-gaap	Cost Of Revenue CostOfRevenue	21834000	usd
CY2024Q3	us-gaap	Gross Profit GrossProfit	-3157000	usd
CY2023Q4	us-gaap	Gross Profit GrossProfit	6236000	usd
	us-gaap	Gross Profit GrossProfit	-1766000	usd
	us-gaap	Gross Profit GrossProfit	15099000	usd
CY2024Q3	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	7270000	usd
CY2023Q4	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	8755000	usd
	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	11691000	usd
	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	23221000	usd
CY2024Q3	us-gaap	Marketing Expense MarketingExpense	1093000	usd
CY2023Q4	us-gaap	Marketing Expense MarketingExpense	2214000	usd
	us-gaap	Marketing Expense MarketingExpense	3762000	usd
	us-gaap	Marketing Expense MarketingExpense	5216000	usd
CY2024Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	18450000	usd
CY2024Q3	us-gaap	Liabilities Liabilities	250640000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	124135000	usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1000000000	shares
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1000000000	shares
CY2024Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	72977921	shares
CY2024Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	72977921	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	49065361	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	49065361	shares
CY2024Q3	us-gaap	Common Stock Value CommonStockValue	14000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	7000	usd
CY2024Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	315485000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	165000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	143000	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-458368000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-354928000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	-142704000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-76813000	usd
CY2024Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	107936000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	47322000	usd
CY2024Q3	us-gaap	Revenues Revenues	5536000	usd
CY2023Q4	us-gaap	Revenues Revenues	24590000	usd
	us-gaap	Revenues Revenues	20068000	usd
	us-gaap	Revenues Revenues	66887000	usd
CY2024Q3	us-gaap	Cost Of Revenue CostOfRevenue	8693000	usd
CY2023Q4	us-gaap	Cost Of Revenue CostOfRevenue	18354000	usd
	us-gaap	Cost Of Revenue CostOfRevenue	21834000	usd
	us-gaap	Cost Of Revenue CostOfRevenue	51788000	usd
CY2024Q3	us-gaap	Gross Profit GrossProfit	-3157000	usd
	us-gaap	Gross Profit GrossProfit	-1766000	usd
	us-gaap	Gross Profit GrossProfit	15099000	usd
CY2024Q3	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	7270000	usd
CY2023Q4	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	8755000	usd
	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	11691000	usd
	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	23221000	usd
CY2024Q3	us-gaap	Marketing Expense MarketingExpense	1093000	usd
CY2023Q4	us-gaap	Marketing Expense MarketingExpense	2214000	usd
	us-gaap	Marketing Expense MarketingExpense	3762000	usd
	us-gaap	Marketing Expense MarketingExpense	5216000	usd
CY2024Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	18450000	usd
CY2023Q4	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	6345000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	29789000	usd
CY2024Q3	us-gaap	Operating Expenses OperatingExpenses	26813000	usd
CY2023Q4	us-gaap	Operating Expenses OperatingExpenses	17314000	usd
	us-gaap	Operating Expenses OperatingExpenses	45242000	usd
	us-gaap	Operating Expenses OperatingExpenses	51402000	usd
CY2024Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-29970000	usd
CY2023Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	-11078000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	-47008000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	-36303000	usd
CY2024Q3	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	2338000	usd
CY2023Q4	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	6345000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	29789000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	22965000	usd
CY2024Q3	us-gaap	Operating Expenses OperatingExpenses	26813000	usd
CY2023Q4	us-gaap	Operating Expenses OperatingExpenses	17314000	usd
	us-gaap	Operating Expenses OperatingExpenses	45242000	usd
	us-gaap	Operating Expenses OperatingExpenses	51402000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	-47008000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	-36303000	usd
CY2024Q3	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	2338000	usd
CY2023Q4	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	1902000	usd
	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	8230000	usd
	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	8870000	usd
CY2024Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	86000	usd
	us-gaap	Investment Income Interest InvestmentIncomeInterest	102000	usd
CY2024Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-65684000	usd
CY2023Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-38003000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-28302000	usd
CY2024Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	19948000	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	19948000	usd
CY2024Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-47988000	usd
CY2023Q4	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-39896000	usd
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-54414000	usd
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-37146000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-77958000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-50974000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-101422000	usd
CY2023Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-77958000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-50973000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101433000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73448000	usd
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-8404000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-2007000	usd
CY2023Q4	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations	-147505000	usd
	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations	-147505000	usd
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-155909000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-168458000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	-77958000	usd
CY2023Q4	us-gaap	Net Income Loss NetIncomeLoss	-206882000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-241906000	usd
CY2023Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	10000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	22000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	24000	usd
CY2024Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-77958000	usd
CY2023Q4	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-206872000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-103418000	usd
CY2023Q4	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	1902000	usd
	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	8230000	usd
CY2023Q4	us-gaap	Investment Income Interest InvestmentIncomeInterest	9000	usd
	us-gaap	Investment Income Interest InvestmentIncomeInterest	102000	usd
	us-gaap	Investment Income Interest InvestmentIncomeInterest	26000	usd
CY2024Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-65684000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-66234000	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	19948000	usd
CY2024Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-47988000	usd
CY2023Q4	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-39896000	usd
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-54414000	usd
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-37146000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-77958000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-50974000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-101422000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-73449000	usd
CY2023Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-77958000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-50973000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101433000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73448000	usd
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-8404000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-20953000	usd
CY2023Q4	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations	-147505000	usd
	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations	-147505000	usd
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-155909000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-168458000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	-77958000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
CY2023Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	10000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	22000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	24000	usd
CY2024Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-77958000	usd
CY2023Q4	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-206872000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-103418000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.03
CY2024Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.03
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.28
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.28
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-4.33
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-4.33
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-3.92
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-3.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-9.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-9.92
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.03
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-241882000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.03
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.28
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.28
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-4.33
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-4.33
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-3.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-9.92
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.03
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.03
CY2023Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-5.2
CY2023Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-5.2
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-14.25
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-14.25
CY2024Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	75348627	shares
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	75348627	shares
CY2023Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39821078	shares
CY2023Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39821078	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61868747	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61868747	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16969979	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16969979	shares
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	-91973000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	432000	usd
CY2024Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1516000	usd
CY2024Q3	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	1400000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	7759000	usd
CY2024Q3	cslr	Stock Issued During Period Value Exercise Of Common Stock Warrants StockIssuedDuringPeriodValueExerciseOfCommonStockWarrants	1000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	2670000	usd
CY2024Q3	cslr	Stock Issued During Period Value Issuance Of Common Stock StockIssuedDuringPeriodValueIssuanceOfCommonStock	6143000	usd
CY2024Q3	cslr	Adjustments To Additional Paid In Capital Modification Of Warrant Agreement AdjustmentsToAdditionalPaidInCapitalModificationOfWarrantAgreement	7306000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	-77958000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	-142704000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	72370000	usd
CY2023Q4	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	40952000	usd
CY2023Q4	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5220000	usd
CY2023Q4	cslr	Stock Issued During The Period Value Reclassification Of Prepaid Pipe StockIssuedDuringThePeriodValueReclassificationOfPrepaidPIPE	3500000	usd
CY2023Q4	cslr	Adjustments To Additional Paid In Capital Reclassification Of Warrant Liabilities To Equity AdjustmentsToAdditionalPaidInCapitalReclassificationOfWarrantLiabilitiesToEquity	4697000	usd
CY2023Q4	cslr	Reclassification Of Legacy Common Stock Into Common Stock ReclassificationOfLegacyCommonStockIntoCommonStock	1000	usd
CY2023Q4	cslr	Stock Issued During Period Value Issuance Of Common Stock In Connection With Forward Purchase Agreements StockIssuedDuringPeriodValueIssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements	35490000	usd
CY2023Q4	cslr	Stock Issued During Period Value Issuance Of Common Stock Bonus Shares In Connection With Mergers StockIssuedDuringPeriodValueIssuanceOfCommonStockBonusSharesInConnectionWithMergers	2394000	usd
CY2023Q4	cslr	Stock Issued During Period Value Residual Mergers Proceeds StockIssuedDuringPeriodValueResidualMergersProceeds	161000	usd
CY2023Q4	cslr	Stock Issued During Period Value Modification Of Carlyle Warrant StockIssuedDuringPeriodValueModificationOfCarlyleWarrant	-10862000	usd
CY2023Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2114000	usd
CY2023Q4	cslr	Stock Issued During Period Value Vesting Of Restricted Stock Units StockIssuedDuringPeriodValueVestingOfRestrictedStockUnits	52000	usd
CY2023Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	10000	usd
CY2023Q4	us-gaap	Net Income Loss NetIncomeLoss	-206882000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-50783000	usd
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.03
CY2023Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-5.2
CY2023Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-5.2
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-14.25
CY2024Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	75348627	shares
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	75348627	shares
CY2023Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39821078	shares
CY2023Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39821078	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61868747	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61868747	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16969979	shares
CY2024Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	432000	usd
CY2024Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1516000	usd
CY2024Q3	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	1400000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	7759000	usd
CY2024Q3	cslr	Stock Issued During Period Value Exercise Of Common Stock Warrants StockIssuedDuringPeriodValueExerciseOfCommonStockWarrants	1000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	2670000	usd
CY2024Q3	cslr	Stock Issued During Period Value Issuance Of Common Stock StockIssuedDuringPeriodValueIssuanceOfCommonStock	6143000	usd
CY2024Q3	cslr	Adjustments To Additional Paid In Capital Modification Of Warrant Agreement AdjustmentsToAdditionalPaidInCapitalModificationOfWarrantAgreement	7306000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	-77958000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	-142704000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	72370000	usd
CY2023Q4	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	40952000	usd
CY2023Q4	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5220000	usd
CY2023Q4	cslr	Stock Issued During The Period Value Reclassification Of Prepaid Pipe StockIssuedDuringThePeriodValueReclassificationOfPrepaidPIPE	3500000	usd
CY2023Q4	cslr	Adjustments To Additional Paid In Capital Reclassification Of Warrant Liabilities To Equity AdjustmentsToAdditionalPaidInCapitalReclassificationOfWarrantLiabilitiesToEquity	4697000	usd
CY2023Q4	cslr	Reclassification Of Legacy Common Stock Into Common Stock ReclassificationOfLegacyCommonStockIntoCommonStock	1000	usd
CY2023Q4	cslr	Stock Issued During Period Value Issuance Of Common Stock In Connection With Forward Purchase Agreements StockIssuedDuringPeriodValueIssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements	35490000	usd
CY2023Q4	cslr	Stock Issued During Period Value Issuance Of Common Stock Bonus Shares In Connection With Mergers StockIssuedDuringPeriodValueIssuanceOfCommonStockBonusSharesInConnectionWithMergers	2394000	usd
CY2023Q4	cslr	Stock Issued During Period Value Residual Mergers Proceeds StockIssuedDuringPeriodValueResidualMergersProceeds	161000	usd
CY2023Q4	cslr	Stock Issued During Period Value Modification Of Carlyle Warrant StockIssuedDuringPeriodValueModificationOfCarlyleWarrant	-10862000	usd
CY2023Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2114000	usd
CY2023Q4	cslr	Stock Issued During Period Value Vesting Of Restricted Stock Units StockIssuedDuringPeriodValueVestingOfRestrictedStockUnits	52000	usd
CY2023Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	10000	usd
CY2023Q4	us-gaap	Net Income Loss NetIncomeLoss	-206882000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-50783000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-76813000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	492000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4086000	usd
	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	1400000	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	9179000	usd
	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	6250000	usd
	cslr	Stock Issued During Period Value Exercise Of Common Stock Warrants StockIssuedDuringPeriodValueExerciseOfCommonStockWarrants	1000	usd
	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	2670000	usd
	cslr	Stock Issued During Period Value Issuance Of Common Stock StockIssuedDuringPeriodValueIssuanceOfCommonStock	6143000	usd
	cslr	Adjustments To Additional Paid In Capital Modification Of Warrant Agreement AdjustmentsToAdditionalPaidInCapitalModificationOfWarrantAgreement	7306000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	22000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	-142704000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	105281000	usd
	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	40952000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-76813000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	492000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4086000	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	9179000	usd
	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	6250000	usd
	cslr	Stock Issued During Period Value Exercise Of Common Stock Warrants StockIssuedDuringPeriodValueExerciseOfCommonStockWarrants	1000	usd
	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	2670000	usd
	cslr	Stock Issued During Period Value Issuance Of Common Stock StockIssuedDuringPeriodValueIssuanceOfCommonStock	6143000	usd
	cslr	Adjustments To Additional Paid In Capital Modification Of Warrant Agreement AdjustmentsToAdditionalPaidInCapitalModificationOfWarrantAgreement	7306000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	22000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	-142704000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	105281000	usd
	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	40952000	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5220000	usd
	cslr	Stock Issued During The Period Value Reclassification Of Prepaid Pipe StockIssuedDuringThePeriodValueReclassificationOfPrepaidPIPE	3500000	usd
	cslr	Adjustments To Additional Paid In Capital Reclassification Of Warrant Liabilities To Equity AdjustmentsToAdditionalPaidInCapitalReclassificationOfWarrantLiabilitiesToEquity	4697000	usd
	cslr	Reclassification Of Legacy Common Stock Into Common Stock ReclassificationOfLegacyCommonStockIntoCommonStock	1000	usd
	cslr	Stock Issued During Period Value Issuance Of Common Stock In Connection With Forward Purchase Agreements StockIssuedDuringPeriodValueIssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements	35490000	usd
	cslr	Stock Issued During Period Value Issuance Of Common Stock Bonus Shares In Connection With Mergers StockIssuedDuringPeriodValueIssuanceOfCommonStockBonusSharesInConnectionWithMergers	2394000	usd
	cslr	Stock Issued During Period Value Residual Mergers Proceeds StockIssuedDuringPeriodValueResidualMergersProceeds	161000	usd
	cslr	Stock Issued During Period Value Modification Of Carlyle Warrant StockIssuedDuringPeriodValueModificationOfCarlyleWarrant	-10862000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	57000	usd
	cslr	Stock Issued During Period Value Vesting Of Restricted Stock Units StockIssuedDuringPeriodValueVestingOfRestrictedStockUnits	52000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	24000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-241906000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-50783000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-241906000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-168458000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101433000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73448000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2321000	usd
	us-gaap	Paid In Kind Interest PaidInKindInterest	1938000	usd
	us-gaap	Paid In Kind Interest PaidInKindInterest	4009000	usd
	cslr	Non Cash Lease Expense NonCashLeaseExpense	483000	usd
	cslr	Non Cash Lease Expense NonCashLeaseExpense	717000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	991000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	622000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1361000	usd
	cslr	Other Financing Costs OtherFinancingCosts	-3812000	usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	3721000	usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock	1250000	usd
	us-gaap	Other Noncash Expense OtherNoncashExpense	5410000	usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-24688000	usd
	us-gaap	Increase Decrease In Derivative Liabilities IncreaseDecreaseInDerivativeLiabilities	37875000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	3065000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	4269000	usd
	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	19948000	usd
	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	-10338000	usd
	us-gaap	Inventory Write Down InventoryWriteDown	131000	usd
	us-gaap	Inventory Write Down InventoryWriteDown	2144000	usd
	cslr	Issuance Of Forward Purchase Agreements IssuanceOfForwardPurchaseAgreements	76000	usd
	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilitie ChangeInFairValueOfForwardPurchaseAgreementLiabilitie	-4906000	usd
	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilitie ChangeInFairValueOfForwardPurchaseAgreementLiabilitie	6661000	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5220000	usd
	cslr	Stock Issued During The Period Value Reclassification Of Prepaid Pipe StockIssuedDuringThePeriodValueReclassificationOfPrepaidPIPE	3500000	usd
	cslr	Adjustments To Additional Paid In Capital Reclassification Of Warrant Liabilities To Equity AdjustmentsToAdditionalPaidInCapitalReclassificationOfWarrantLiabilitiesToEquity	4697000	usd
	cslr	Reclassification Of Legacy Common Stock Into Common Stock ReclassificationOfLegacyCommonStockIntoCommonStock	1000	usd
	cslr	Stock Issued During Period Value Issuance Of Common Stock In Connection With Forward Purchase Agreements StockIssuedDuringPeriodValueIssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements	35490000	usd
	cslr	Stock Issued During Period Value Issuance Of Common Stock Bonus Shares In Connection With Mergers StockIssuedDuringPeriodValueIssuanceOfCommonStockBonusSharesInConnectionWithMergers	2394000	usd
	cslr	Stock Issued During Period Value Residual Mergers Proceeds StockIssuedDuringPeriodValueResidualMergersProceeds	161000	usd
	cslr	Stock Issued During Period Value Modification Of Carlyle Warrant StockIssuedDuringPeriodValueModificationOfCarlyleWarrant	-10862000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	57000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4156000	usd
	cslr	Stock Issued During Period Value Vesting Of Restricted Stock Units StockIssuedDuringPeriodValueVestingOfRestrictedStockUnits	52000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	24000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-241906000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-50783000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-168458000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101433000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73448000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	4086000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2321000	usd
	us-gaap	Paid In Kind Interest PaidInKindInterest	1938000	usd
	us-gaap	Paid In Kind Interest PaidInKindInterest	4009000	usd
	cslr	Non Cash Lease Expense NonCashLeaseExpense	483000	usd
	cslr	Non Cash Lease Expense NonCashLeaseExpense	717000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	991000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	622000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1361000	usd
	cslr	Other Financing Costs OtherFinancingCosts	-3812000	usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	3721000	usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock	1250000	usd
	us-gaap	Other Noncash Expense OtherNoncashExpense	5410000	usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-24688000	usd
	us-gaap	Increase Decrease In Derivative Liabilities IncreaseDecreaseInDerivativeLiabilities	37875000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	3065000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	4269000	usd
	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	19948000	usd
	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	-10338000	usd
	us-gaap	Inventory Write Down InventoryWriteDown	131000	usd
	cslr	Issuance Of Forward Purchase Agreements IssuanceOfForwardPurchaseAgreements	76000	usd
	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilitie ChangeInFairValueOfForwardPurchaseAgreementLiabilitie	-4906000	usd
	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilitie ChangeInFairValueOfForwardPurchaseAgreementLiabilitie	6661000	usd
	cslr	Change In Fair Value Of Safe Agreements ChangeInFairValueOfSAFEAgreements	900000	usd
	cslr	Issuance Of Common Stock In Connection With Forward Purchase Agreements IssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements	35490000	usd
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	2116000	usd
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	-26314000	usd
	cslr	Accretion Of Longterm Debt In Cs Solis AccretionOfLongtermDebtInCSSolis	3872000	usd
	cslr	Accretion Of Longterm Debt In Cs Solis AccretionOfLongtermDebtInCSSolis	2493000	usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers	2394000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-14735000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	11823000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-2378000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3896000	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	3185000	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	8326000	usd
	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-1132000	usd
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	2116000	usd
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	-26314000	usd
	cslr	Accretion Of Longterm Debt In Cs Solis AccretionOfLongtermDebtInCSSolis	3872000	usd
	cslr	Accretion Of Longterm Debt In Cs Solis AccretionOfLongtermDebtInCSSolis	2493000	usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers	2394000	usd
	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	52000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-14735000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	11823000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-2378000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3896000	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	3185000	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	8326000	usd
	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-1132000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-8496000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	4372000	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-1646000	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	1587000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-875000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-359000	usd
	cslr	Increase Decrease In Warranty Provision Noncurrent IncreaseDecreaseInWarrantyProvisionNoncurrent	255000	usd
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-1434000	usd
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-1766000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-29111000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-47152000	usd
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	190000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-29111000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-46962000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	29000	usd
	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	1044000	usd
	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	1505000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1044000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1534000	usd
	us-gaap	Proceeds From Notes Payable ProceedsFromNotesPayable	14102000	usd
	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	300000	usd
	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	9653000	usd
	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	68725000	usd
	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	17750000	usd
	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt	26000000	usd
	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt	3500000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	6143000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	492000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	57000	usd
	cslr	Proceeds From Mergers And Pipe Financing ProceedsFromMergersAndPIPEFinancing	4219000	usd
	cslr	Proceeds From Mergers And Pipe Financing From Related Parties ProceedsFromMergersAndPIPEFinancingFromRelatedParties	15600000	usd
	cslr	Proceeds From Issuance Of Safe Agreements ProceedsFromIssuanceOfSAFEAgreements	6000000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	107060000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	45575000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	22000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	24000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	76927000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2897000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6416000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8316000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	83343000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5419000	usd
	us-gaap	Interest Paid Net InterestPaidNet	1602000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-8496000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	4372000	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-1646000	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	1587000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-875000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-359000	usd
	cslr	Increase Decrease In Warranty Provision Noncurrent IncreaseDecreaseInWarrantyProvisionNoncurrent	255000	usd
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-1434000	usd
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-1766000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-29111000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-47152000	usd
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	190000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-29111000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-46962000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	29000	usd
	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	1044000	usd
	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	1505000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1044000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1534000	usd
	us-gaap	Proceeds From Notes Payable ProceedsFromNotesPayable	14102000	usd
	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	300000	usd
	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	9653000	usd
	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	68725000	usd
	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	17750000	usd
	us-gaap	Proceeds From Related Party Debt ProceedsFromRelatedPartyDebt	26000000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	6143000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	492000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	57000	usd
	cslr	Proceeds From Mergers And Pipe Financing ProceedsFromMergersAndPIPEFinancing	4219000	usd
	cslr	Proceeds From Mergers And Pipe Financing From Related Parties ProceedsFromMergersAndPIPEFinancingFromRelatedParties	15600000	usd
	cslr	Proceeds From Issuance Of Safe Agreements ProceedsFromIssuanceOfSAFEAgreements	6000000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	107060000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	45575000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	22000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	24000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	76927000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2897000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6416000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8316000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	83343000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5419000	usd
	us-gaap	Interest Paid Net InterestPaidNet	1602000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	10000	usd
	cslr	Cancellation Of Existing Indebtedness In Exchange Agreement CancellationOfExistingIndebtednessInExchangeAgreement	65872000	usd
	cslr	Issuance Of Convertible Notes In Exchange Agreement IssuanceOfConvertibleNotesInExchangeAgreement	31452000	usd
	cslr	Issuance Of Common Stock In Exchange Agreement IssuanceOfCommonStockInExchangeAgreement	2220000	usd
	cslr	Conversion Of Safe Agreements To Shares Of Common Stock ConversionOfSAFEAgreementsToSharesOfCommonStock	5000000	usd
	cslr	Carlyle Warrant Modification CarlyleWarrantModification	660000	usd
	cslr	Carlyle Warrant Modification CarlyleWarrantModification	-10862000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	116000	usd
	cslr	Reclassification Of Liabilityclassified Warrants To Equityclassified Warrants ReclassificationOfLiabilityclassifiedWarrantsToEquityclassifiedWarrants	30625000	usd
	us-gaap	Stock Issued1 StockIssued1	1400000	usd
	us-gaap	Stock Issued1 StockIssued1	202000	usd
	cslr	Conversion Of2022 Convertible Notes Into Common Stock ConversionOf2022ConvertibleNotesIntoCommonStock	21561000	usd
	cslr	Conversion Of2022 Convertible Notes Issued To Related Parties Into Common Stock ConversionOf2022ConvertibleNotesIssuedToRelatedPartiesIntoCommonStock	19390000	usd
	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1	155630000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	10000	usd
	cslr	Cancellation Of Existing Indebtedness In Exchange Agreement CancellationOfExistingIndebtednessInExchangeAgreement	65872000	usd
	cslr	Issuance Of Convertible Notes In Exchange Agreement IssuanceOfConvertibleNotesInExchangeAgreement	31452000	usd
	cslr	Issuance Of Common Stock In Exchange Agreement IssuanceOfCommonStockInExchangeAgreement	2220000	usd
	cslr	Conversion Of Safe Agreements To Shares Of Common Stock ConversionOfSAFEAgreementsToSharesOfCommonStock	5000000	usd
	cslr	Carlyle Warrant Modification CarlyleWarrantModification	660000	usd
	cslr	Carlyle Warrant Modification CarlyleWarrantModification	-10862000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	116000	usd
	cslr	Reclassification Of Liabilityclassified Warrants To Equityclassified Warrants ReclassificationOfLiabilityclassifiedWarrantsToEquityclassifiedWarrants	30625000	usd
	us-gaap	Stock Issued1 StockIssued1	1400000	usd
	us-gaap	Stock Issued1 StockIssued1	202000	usd
	cslr	Conversion Of2022 Convertible Notes Into Common Stock ConversionOf2022ConvertibleNotesIntoCommonStock	21561000	usd
	cslr	Conversion Of2022 Convertible Notes Issued To Related Parties Into Common Stock ConversionOf2022ConvertibleNotesIssuedToRelatedPartiesIntoCommonStock	19390000	usd
	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1	155630000	usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers	2394000	usd
	cslr	Recapitalization Of Legacy Complete Solaria Common Stock Into Complete Solaria Common Stock RecapitalizationOfLegacyCompleteSolariaCommonStockIntoCompleteSolariaCommonStock	1000	usd
	cslr	Reclassification Of Investor Deposit To Pipe Funds ReclassificationOfInvestorDepositToPIPEFunds	3500000	usd
	dei	Entity Incorporation Date Of Incorporation EntityIncorporationDateOfIncorporation	2010-02-22
	cslr	Purchase Price Per Share PurchasePricePerShare	10
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101400000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73400000	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-458400000	usd
CY2024Q3	us-gaap	Debt Current DebtCurrent	201900000	usd
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79500000	usd
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3800000	usd
	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	45000000	usd
CY2024Q2	us-gaap	Marketable Securities MarketableSecurities	50000000	usd
CY2024Q2	us-gaap	Marketable Securities MarketableSecurities	50000000	usd
	us-gaap	Use Of Estimates UseOfEstimates	<table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0px"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>(b)</i></b></span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Use of Estimates</i></b></span></td></tr> </table><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The preparation of the Company’s unaudited condensed consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenue, expenses, as well as related disclosure of contingent assets and liabilities. Significant estimates and assumptions made by management include, but are not limited to, the determination of:</span></p><table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The allocation of the transaction price to identified performance obligations;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Fair value of warrant liabilities;</span></td></tr> </table><p style="margin: 0"> </p><table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The fair value of the forward purchase agreements;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The reserve methodology for inventory obsolescence;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The reserve methodology for product warranty;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The reserve methodology for the allowance for credit losses; </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The fair value of derivative liabilities; and</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The measurement of stock-based compensation.</span></td></tr> </table><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">To the extent that there are material differences between these estimates and actual results, the Company’s financial condition or operating results will be affected. The Company bases its estimates on past experience and other assumptions that the Company believes are reasonable under the circumstances, and the Company evaluates these estimates on an ongoing basis. The Company has assessed the impact, and management is not aware of any specific events or circumstances that required an update to the Company’s estimates and assumptions or materially affected the carrying value of the Company’s assets or liabilities as of the date of issuance of this report. These estimates may change as new events occur and additional information is obtained.</span></p>
	cslr	Issuance Of Common Stock In Connection With Forward Purchase Agreements IssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements	35490000	usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers	2394000	usd
	cslr	Recapitalization Of Legacy Complete Solaria Common Stock Into Complete Solaria Common Stock RecapitalizationOfLegacyCompleteSolariaCommonStockIntoCompleteSolariaCommonStock	1000	usd
	cslr	Reclassification Of Investor Deposit To Pipe Funds ReclassificationOfInvestorDepositToPIPEFunds	3500000	usd
	dei	Entity Incorporation Date Of Incorporation EntityIncorporationDateOfIncorporation	2010-02-22
	cslr	Purchase Price Per Share PurchasePricePerShare	10
CY2023Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-51000000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101400000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73400000	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-458400000	usd
CY2024Q3	us-gaap	Debt Current DebtCurrent	201900000	usd
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79500000	usd
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3800000	usd
	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	45000000	usd
CY2024Q2	us-gaap	Marketable Securities MarketableSecurities	50000000	usd
	us-gaap	Use Of Estimates UseOfEstimates	<table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0px"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>(b)</i></b></span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Use of Estimates</i></b></span></td></tr> </table><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The preparation of the Company’s unaudited condensed consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenue, expenses, as well as related disclosure of contingent assets and liabilities. Significant estimates and assumptions made by management include, but are not limited to, the determination of:</span></p><table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The allocation of the transaction price to identified performance obligations;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Fair value of warrant liabilities;</span></td></tr> </table><p style="margin: 0"> </p><table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The fair value of the forward purchase agreements;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The reserve methodology for inventory obsolescence;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The reserve methodology for product warranty;</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The reserve methodology for the allowance for credit losses; </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The fair value of derivative liabilities; and</span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td></tr> <tr style="vertical-align: top"> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">●</span></td> <td style="text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The measurement of stock-based compensation.</span></td></tr> </table><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">To the extent that there are material differences between these estimates and actual results, the Company’s financial condition or operating results will be affected. The Company bases its estimates on past experience and other assumptions that the Company believes are reasonable under the circumstances, and the Company evaluates these estimates on an ongoing basis. The Company has assessed the impact, and management is not aware of any specific events or circumstances that required an update to the Company’s estimates and assumptions or materially affected the carrying value of the Company’s assets or liabilities as of the date of issuance of this report. These estimates may change as new events occur and additional information is obtained.</span></p>
	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0px"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>(d)</i></b></span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Concentration of Risks </i></b></span></td></tr> </table><p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Financial instruments that potentially subject the Company to concentrations of credit risk consist primarily of cash and cash equivalents and accounts receivable. The Company’s cash and cash equivalents are on deposit with major financial institutions. Such deposits may be in excess of insured limits from time to time. The Company believes that the financial institutions that hold the Company’s cash are financially sound, and accordingly, minimum credit risk exists with respect to these balances. The Company has not experienced any losses due to institutional failure or bankruptcy. The Company’s customers consist primarily of residential homeowners. The Company performs credit evaluations of its customers and generally does not require collateral for sales on credit. Many residential customers finance their transaction through third-party financing entities from whom the Company collects the receivable. The Company reviews accounts receivable balances to determine if any receivables will potentially be uncollectible and includes any amounts that are determined to be uncollectible in the allowance for credit losses. As of September 29, 2024, three entities had an outstanding balance that represented 27%, 18% and 13% of the total accounts receivable balance. As of December 31, 2023, two entities had an outstanding balance that represented 38% and 16% of the total accounts receivable balance.</p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Concentration of customers </i></b></span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0 1pt 0 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">No customers represented more than 10% of gross revenues from continuing operations for the thirteen and thirty-nine weeks ended September 29, 2024 and October 1, 2023.</span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Concentration of suppliers</i></b></span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">For the thirteen-weeks ended September 29, 2024, three suppliers represented 56%, 23% and 18%, of the Company’s inventory purchases. For the thirty-nine weeks ended September 29, 2024, three suppliers represented 65%, 20% and 10% of the Company’s inventory purchases. For the thirteen-weeks and thirty-nine weeks ended October 1, 2023, one supplier represented 84% and 86% of the Company’s inventory purchases, respectively.</span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"> </p>
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3800000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3800000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2593000	usd
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3841000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3823000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	83343000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6416000	usd
	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<table cellpadding="0" cellspacing="0" style="font: 12pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 0px"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></td> <td style="width: 0.25in"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>(d)</i></b></span></td> <td><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Concentration of Risks </i></b></span></td></tr> </table><p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Financial instruments that potentially subject the Company to concentrations of credit risk consist primarily of cash and cash equivalents and accounts receivable. The Company’s cash and cash equivalents are on deposit with major financial institutions. Such deposits may be in excess of insured limits from time to time. The Company believes that the financial institutions that hold the Company’s cash are financially sound, and accordingly, minimum credit risk exists with respect to these balances. The Company has not experienced any losses due to institutional failure or bankruptcy. The Company’s customers consist primarily of residential homeowners. The Company performs credit evaluations of its customers and generally does not require collateral for sales on credit. Many residential customers finance their transaction through third-party financing entities from whom the Company collects the receivable. The Company reviews accounts receivable balances to determine if any receivables will potentially be uncollectible and includes any amounts that are determined to be uncollectible in the allowance for credit losses. As of September 29, 2024, three entities had an outstanding balance that represented 27%, 18% and 13% of the total accounts receivable balance. As of December 31, 2023, two entities had an outstanding balance that represented 38% and 16% of the total accounts receivable balance.</p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Concentration of customers </i></b></span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0 1pt 0 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">No customers represented more than 10% of gross revenues from continuing operations for the thirteen and thirty-nine weeks ended September 29, 2024 and October 1, 2023.</span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><i>Concentration of suppliers</i></b></span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">For the thirteen-weeks ended September 29, 2024, three suppliers represented 56%, 23% and 18%, of the Company’s inventory purchases. For the thirty-nine weeks ended September 29, 2024, three suppliers represented 65%, 20% and 10% of the Company’s inventory purchases. For the thirteen-weeks and thirty-nine weeks ended October 1, 2023, one supplier represented 84% and 86% of the Company’s inventory purchases, respectively.</span></p><p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"> </p>
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3800000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3800000	usd
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79502000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2593000	usd
CY2024Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3841000	usd
CY2023Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3823000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	83343000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6416000	usd
CY2024Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5536000	usd
CY2023Q4	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	24590000	usd
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	20068000	usd
CY2024Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5536000	usd
CY2023Q4	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	24590000	usd
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	20068000	usd
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	66887000	usd
CY2024Q3	us-gaap	Amount Of Deferred Costs Related To Long Term Contracts AmountOfDeferredCostsRelatedToLongTermContracts	1000000	usd
CY2023Q4	us-gaap	Amount Of Deferred Costs Related To Long Term Contracts AmountOfDeferredCostsRelatedToLongTermContracts	1200000	usd
CY2024Q3	cslr	Deferred Commission DeferredCommission	1200000	usd
CY2023Q4	cslr	Deferred Commission DeferredCommission	4200000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	2400000	usd
	cslr	Direct Offering Costs DirectOfferingCosts	5700000	usd
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	66887000	usd
CY2024Q3	us-gaap	Amount Of Deferred Costs Related To Long Term Contracts AmountOfDeferredCostsRelatedToLongTermContracts	1000000	usd
CY2023Q4	us-gaap	Amount Of Deferred Costs Related To Long Term Contracts AmountOfDeferredCostsRelatedToLongTermContracts	1200000	usd
CY2024Q3	cslr	Deferred Commission DeferredCommission	1200000	usd
CY2023Q4	cslr	Deferred Commission DeferredCommission	4200000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	2400000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	2500000	usd
	cslr	Direct Offering Costs DirectOfferingCosts	5700000	usd
CY2024Q3	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	100601000	usd
CY2023Q4	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	14959000	usd
	us-gaap	Debt Conversion Original Debt Interest Rate Of Debt DebtConversionOriginalDebtInterestRateOfDebt	0.90	pure
CY2023Q3	cslr	Net Cash Proceeds NetCashProceeds	19700000	usd
CY2023Q3	us-gaap	Noncash Or Part Noncash Acquisition Other Liabilities Assumed1 NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1	10100000	usd
CY2024Q3	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	4917000	usd
CY2024Q3	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	100601000	usd
CY2023Q4	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	14959000	usd
	us-gaap	Debt Conversion Original Debt Interest Rate Of Debt DebtConversionOriginalDebtInterestRateOfDebt	0.90	pure
CY2023Q3	cslr	Net Cash Proceeds NetCashProceeds	19700000	usd
CY2023Q3	us-gaap	Noncash Or Part Noncash Acquisition Other Liabilities Assumed1 NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1	10100000	usd
	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	1170000	usd
	us-gaap	Proceeds From Repayments Of Debt ProceedsFromRepaymentsOfDebt	19658000	usd
	us-gaap	Subsidiary Or Equity Method Investee Cumulative Proceeds Received On All Transactions SubsidiaryOrEquityMethodInvesteeCumulativeProceedsReceivedOnAllTransactions	9523000	usd
CY2024Q3	us-gaap	Temporary Equity Share Subscriptions TemporaryEquityShareSubscriptions	31041243	shares
CY2024Q3	cslr	Shares From The Mergers And Pipe Financing SharesFromTheMergersAndPIPEFinancing	19796221	shares
CY2024Q3	cslr	Legacy In Shares LegacyInShares	20034257	shares
CY2024Q3	us-gaap	Preferred Stock Convertible Shares Issuable PreferredStockConvertibleSharesIssuable	5460075	shares
CY2024Q3	cslr	Shares Of Complete Solaria Common Stock Immediately After Mergers SharesOfCompleteSolariaCommonStockImmediatelyAfterMergers	45290553	shares
CY2023Q4	us-gaap	Cash Cash	5400000	usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2024Q3	cslr	Reset Price Per Share ResetPricePerShare	10.56
	cslr	Reset Floor Price ResetFloorPrice	5
CY2024Q3	cslr	Terminated Price TerminatedPrice	2
CY2023Q4	cslr	Reset Floor Price ResetFloorPrice	3
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	10000000	usd
CY2024Q2	cslr	Reset Price Per Share ResetPricePerShare	1
CY2024Q3	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	2450000	shares
CY2023Q4	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilities ChangeInFairValueOfForwardPurchaseAgreementLiabilities	6700000	usd
	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilities ChangeInFairValueOfForwardPurchaseAgreementLiabilities	6700000	usd
CY2024Q3	cslr	Deferred Commissions Current DeferredCommissionsCurrent	1177000	usd
CY2023Q4	cslr	Deferred Commissions Current DeferredCommissionsCurrent	4185000	usd
CY2023Q4	us-gaap	Deposits Assets Current DepositsAssetsCurrent	616000	usd
CY2024Q3	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	11639000	usd
	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	1170000	usd
	us-gaap	Proceeds From Repayments Of Debt ProceedsFromRepaymentsOfDebt	19658000	usd
	us-gaap	Subsidiary Or Equity Method Investee Cumulative Proceeds Received On All Transactions SubsidiaryOrEquityMethodInvesteeCumulativeProceedsReceivedOnAllTransactions	9523000	usd
CY2024Q3	us-gaap	Temporary Equity Share Subscriptions TemporaryEquityShareSubscriptions	31041243	shares
CY2024Q3	cslr	Shares From The Mergers And Pipe Financing SharesFromTheMergersAndPIPEFinancing	19796221	shares
CY2024Q3	cslr	Legacy In Shares LegacyInShares	20034257	shares
CY2024Q3	us-gaap	Preferred Stock Convertible Shares Issuable PreferredStockConvertibleSharesIssuable	5460075	shares
CY2024Q3	cslr	Shares Of Complete Solaria Common Stock Immediately After Mergers SharesOfCompleteSolariaCommonStockImmediatelyAfterMergers	45290553	shares
CY2023Q4	us-gaap	Cash Cash	5400000	usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2024Q3	cslr	Reset Price Per Share ResetPricePerShare	10.56
	cslr	Reset Floor Price ResetFloorPrice	5
CY2024Q3	cslr	Terminated Price TerminatedPrice	2
CY2023Q4	cslr	Reset Floor Price ResetFloorPrice	3
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	10000000	usd
CY2024Q2	cslr	Reset Price Per Share ResetPricePerShare	1
CY2024Q3	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	2450000	shares
CY2023Q4	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilities ChangeInFairValueOfForwardPurchaseAgreementLiabilities	6700000	usd
	cslr	Change In Fair Value Of Forward Purchase Agreement Liabilities ChangeInFairValueOfForwardPurchaseAgreementLiabilities	6700000	usd
CY2024Q3	cslr	Deferred Commissions Current DeferredCommissionsCurrent	1177000	usd
CY2023Q4	cslr	Deferred Commissions Current DeferredCommissionsCurrent	4185000	usd
CY2023Q4	us-gaap	Deposits Assets Current DepositsAssetsCurrent	616000	usd
CY2024Q3	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	11639000	usd
CY2023Q4	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	1016000	usd
CY2024Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	12816000	usd
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	5817000	usd
CY2023Q4	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	1016000	usd
CY2024Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	12816000	usd
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	5817000	usd
CY2024Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	793000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	7928000	usd
CY2024Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	203000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	3611000	usd
CY2024Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	590000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4317000	usd
CY2024Q3	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	300000	usd
CY2023Q4	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	300000	usd
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	1000000	usd
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	600000	usd
CY2024Q3	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	3700000	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	3700000	usd
CY2024Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	793000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	7928000	usd
CY2024Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	203000	usd
CY2024Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	590000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4317000	usd
CY2024Q3	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	300000	usd
CY2023Q4	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	300000	usd
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	1000000	usd
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	600000	usd
CY2024Q3	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	3700000	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	3700000	usd
CY2024Q3	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-24688000	usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-24688000	usd
CY2024Q3	cslr	Other Financing Cost OtherFinancingCost	-3812000	usd
	cslr	Other Financing Cost OtherFinancingCost	-3812000	usd
CY2023Q4	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment	-10338000	usd
CY2024Q3	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-24688000	usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-24688000	usd
CY2024Q3	cslr	Other Financing Cost OtherFinancingCost	-3812000	usd
	cslr	Other Financing Cost OtherFinancingCost	-3812000	usd
CY2023Q4	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment	-10338000	usd
	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment	-10338000	usd
CY2023Q4	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers	-2394000	usd
	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers	-2394000	usd
CY2023Q4	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement	76000	usd
	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement	76000	usd
CY2023Q4	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements	-35490000	usd
	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements	-35490000	usd
CY2024Q3	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement	900000	usd
	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement	900000	usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock	1250000	usd
CY2024Q3	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	-85000	usd
CY2023Q4	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	-94000	usd
	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	-499000	usd
	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	191000	usd
CY2024Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-65684000	usd
CY2023Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-38003000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-66234000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-28302000	usd
	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	14700000	usd
CY2024Q3	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	14700000	usd
CY2023Q4	us-gaap	Other Expenses OtherExpenses	700000	usd
	us-gaap	Other Expenses OtherExpenses	700000	usd
CY2023Q4	us-gaap	Other Income OtherIncome	300000	usd
	us-gaap	Other Income OtherIncome	300000	usd
CY2024Q3	cslr	Change In The Fair Values Of Forward Purchase Agreement ChangeInTheFairValuesOfForwardPurchaseAgreement	6500000	usd
	cslr	Change In The Fair Values Of Forward Purchase Agreement ChangeInTheFairValuesOfForwardPurchaseAgreement	4100000	usd
CY2023Q4	us-gaap	Interest Income Other InterestIncomeOther	5900000	usd
	us-gaap	Interest Income Other InterestIncomeOther	5900000	usd
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1000000000	shares
CY2023Q4	cslr	Aggregate Purchase Prices AggregatePurchasePrices	5000000	usd
CY2024Q3	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	31670265	shares
CY2024Q3	cslr	Stock Issued During Employee Stock Purchase Plan StockIssuedDuringEmployeeStockPurchasePlan	2628996	shares
CY2024Q3	cslr	Stock Options And Restricted Stock Units Issued And Outstanding StockOptionsAndRestrictedStockUnitsIssuedAndOutstanding	14170385	shares
CY2024Q3	cslr	Stock Options And Restricted Stock Units Authorized For Future Issuance StockOptionsAndRestrictedStockUnitsAuthorizedForFutureIssuance	945059	shares
CY2024Q3	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	49414705	shares
	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment	-10338000	usd
CY2023Q4	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers	-2394000	usd
	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers	-2394000	usd
CY2023Q4	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement	76000	usd
	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement	76000	usd
CY2023Q4	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements	-35490000	usd
	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements	-35490000	usd
CY2024Q3	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement	900000	usd
	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement	900000	usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock	1250000	usd
CY2024Q3	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	-85000	usd
CY2023Q4	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	-94000	usd
	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	-499000	usd
	cslr	Loss On Discontinued Solaria Business And Other Net LossOnDiscontinuedSolariaBusinessAndOtherNet	191000	usd
CY2024Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-65684000	usd
CY2023Q4	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-38003000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-66234000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-28302000	usd
	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	14700000	usd
CY2024Q3	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	14700000	usd
CY2023Q4	us-gaap	Other Expenses OtherExpenses	700000	usd
	us-gaap	Other Expenses OtherExpenses	700000	usd
CY2023Q4	us-gaap	Other Income OtherIncome	300000	usd
	us-gaap	Other Income OtherIncome	300000	usd
CY2024Q3	cslr	Change In The Fair Values Of Forward Purchase Agreement ChangeInTheFairValuesOfForwardPurchaseAgreement	6500000	usd
	cslr	Change In The Fair Values Of Forward Purchase Agreement ChangeInTheFairValuesOfForwardPurchaseAgreement	4100000	usd
CY2023Q4	us-gaap	Interest Income Other InterestIncomeOther	5900000	usd
	us-gaap	Interest Income Other InterestIncomeOther	5900000	usd
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1000000000	shares
CY2023Q4	cslr	Aggregate Purchase Prices AggregatePurchasePrices	5000000	usd
CY2024Q3	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	31670265	shares
CY2024Q3	cslr	Stock Issued During Employee Stock Purchase Plan StockIssuedDuringEmployeeStockPurchasePlan	2628996	shares
CY2024Q3	cslr	Stock Options And Restricted Stock Units Issued And Outstanding StockOptionsAndRestrictedStockUnitsIssuedAndOutstanding	14170385	shares
CY2024Q3	cslr	Stock Options And Restricted Stock Units Authorized For Future Issuance StockOptionsAndRestrictedStockUnitsAuthorizedForFutureIssuance	945059	shares
CY2024Q3	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	49414705	shares
CY2024Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	6597000	usd
CY2023Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	11127000	usd
CY2023Q3	cslr	Percentage Of Common Stock Shares Issued PercentageOfCommonStockSharesIssued	0.02795	pure
CY2024Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	6597000	usd
CY2023Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	11127000	usd
CY2023Q3	cslr	Percentage Of Common Stock Shares Issued PercentageOfCommonStockSharesIssued	0.02795	pure
CY2023Q3	cslr	Percentage Of Common Stock Shares Outstanding PercentageOfCommonStockSharesOutstanding	0.02795	pure
	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	9500000	usd
CY2024Q3	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	7300000	usd
CY2024Q2	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	1300000	usd
	us-gaap	Other Expenses OtherExpenses	1300000	usd
CY2024Q3	cslr	Increse Decrease Fair Value Of Warrants IncreseDecreaseFairValueOfWarrants	400000	usd
	cslr	Increse Decrease Fair Value Of Warrants IncreseDecreaseFairValueOfWarrants	400000	usd
	cslr	Warrant Expire Period WarrantExpirePeriod	July 2028
CY2024Q3	cslr	Notes Bear Interest Percentage NotesBearInterestPercentage	0.12	pure
CY2024Q3	us-gaap	Investment Interest Rate InvestmentInterestRate	0.03	pure
CY2024Q3	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	900000	usd
CY2024Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	107800000	usd
CY2024Q3	us-gaap	Convertible Notes Payable ConvertibleNotesPayable	70600000	usd
CY2024Q3	us-gaap	Senior Notes SeniorNotes	66800000	usd
CY2024Q3	us-gaap	Unsecured Debt UnsecuredDebt	8000000	usd
CY2024Q3	us-gaap	Derivative Loss On Derivative DerivativeLossOnDerivative	24700000	usd
	us-gaap	Derivative Loss On Derivative DerivativeLossOnDerivative	24700000	usd
CY2024Q3	us-gaap	Interest Expense InterestExpense	50000.00	usd
	us-gaap	Interest Expense InterestExpense	50000.00	usd
	cslr	Debt Exchange Percentage DebtExchangePercentage	0.12	pure
CY2024Q3	us-gaap	Proceeds From Unsecured Notes Payable ProceedsFromUnsecuredNotesPayable	8000000	usd
CY2024Q3	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	11700000	usd
CY2024Q3	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	0	usd
CY2024Q3	us-gaap	Debt Instrument Issued Principal DebtInstrumentIssuedPrincipal	10000000	usd
CY2024Q3	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	12500000	usd
CY2024Q3	cslr	Estimated Fair Value Amount EstimatedFairValueAmount	1900000	usd
CY2023Q3	cslr	Percentage Of Common Stock Shares Outstanding PercentageOfCommonStockSharesOutstanding	0.02795	pure
	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	9500000	usd
CY2024Q3	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	7300000	usd
CY2024Q2	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	1300000	usd
	us-gaap	Other Expenses OtherExpenses	1300000	usd
CY2024Q3	cslr	Increse Decrease Fair Value Of Warrants IncreseDecreaseFairValueOfWarrants	400000	usd
	cslr	Increse Decrease Fair Value Of Warrants IncreseDecreaseFairValueOfWarrants	400000	usd
	cslr	Warrant Expire Period WarrantExpirePeriod	July 2028
CY2024Q3	cslr	Notes Bear Interest Percentage NotesBearInterestPercentage	0.12	pure
CY2024Q3	us-gaap	Investment Interest Rate InvestmentInterestRate	0.03	pure
CY2024Q3	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	900000	usd
CY2024Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	107800000	usd
CY2024Q3	us-gaap	Convertible Notes Payable ConvertibleNotesPayable	70600000	usd
CY2024Q3	us-gaap	Senior Notes SeniorNotes	66800000	usd
CY2024Q3	us-gaap	Unsecured Debt UnsecuredDebt	8000000	usd
CY2024Q3	us-gaap	Derivative Loss On Derivative DerivativeLossOnDerivative	24700000	usd
	us-gaap	Derivative Loss On Derivative DerivativeLossOnDerivative	24700000	usd
CY2024Q3	us-gaap	Interest Expense InterestExpense	50000.00	usd
	us-gaap	Interest Expense InterestExpense	50000.00	usd
	cslr	Debt Exchange Percentage DebtExchangePercentage	0.12	pure
CY2024Q3	us-gaap	Proceeds From Unsecured Notes Payable ProceedsFromUnsecuredNotesPayable	8000000	usd
CY2024Q3	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	11700000	usd
CY2024Q3	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	0	usd
CY2024Q3	us-gaap	Debt Instrument Issued Principal DebtInstrumentIssuedPrincipal	10000000	usd
CY2024Q3	us-gaap	Gains Losses On Restructuring Of Debt GainsLossesOnRestructuringOfDebt	12500000	usd
CY2024Q3	cslr	Estimated Fair Value Amount EstimatedFairValueAmount	1900000	usd
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y1M17D
	cslr	Percentage Of Fair Market Values Of Stock PercentageOfFairMarketValuesOfStock	0.85	pure
CY2023Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4849000	usd
CY2022Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3981000	usd
	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	932000	usd
CY2023	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2100000	usd
CY2024Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4747000	usd
CY2023Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4849000	usd
CY2024Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	1425000	usd
CY2023Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	1433000	usd
CY2024Q3	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3322000	usd
CY2023Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3416000	usd
CY2023Q4	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	7700000	usd
CY2024Q3	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	7700000	usd
CY2023Q1	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	220000000	usd
CY2021Q3	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	6900000	usd
CY2024Q1	cslr	Subsidiaries Indemnity Obligations SubsidiariesIndemnityObligations	6900000	usd
CY2024Q3	cslr	Accrual Amount Of Legal Losses AccrualAmountOfLegalLosses	6900000	usd
CY2023	us-gaap	Loss Contingency Loss In Period LossContingencyLossInPeriod	6900000	usd
CY2024Q3	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	3800000	usd
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y1M17D
	cslr	Percentage Of Fair Market Values Of Stock PercentageOfFairMarketValuesOfStock	0.85	pure
CY2023Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4849000	usd
CY2022Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3981000	usd
	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	830000	usd
CY2023	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	2968000	usd
	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	932000	usd
CY2023	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2100000	usd
CY2024Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4747000	usd
CY2023Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4849000	usd
CY2024Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	1425000	usd
CY2023Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	1433000	usd
CY2024Q3	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3322000	usd
CY2023Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	3416000	usd
CY2023Q4	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	7700000	usd
CY2024Q3	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	7700000	usd
CY2023Q1	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	220000000	usd
CY2021Q3	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	6900000	usd
CY2024Q1	cslr	Subsidiaries Indemnity Obligations SubsidiariesIndemnityObligations	6900000	usd
CY2024Q3	cslr	Accrual Amount Of Legal Losses AccrualAmountOfLegalLosses	6900000	usd
CY2023	us-gaap	Loss Contingency Loss In Period LossContingencyLossInPeriod	6900000	usd
CY2024Q3	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	3800000	usd
CY2024Q3	us-gaap	Restricted Cash RestrictedCash	3800000	usd
CY2023Q4	us-gaap	Restricted Cash RestrictedCash	3800000	usd
CY2024Q3	us-gaap	Restricted Cash RestrictedCash	3800000	usd
CY2023Q4	us-gaap	Restricted Cash RestrictedCash	3800000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-77958000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-50973000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101433000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73448000	usd
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-155909000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-168458000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	-77958000	usd
CY2023Q4	us-gaap	Net Income Loss NetIncomeLoss	-206882000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-241906000	usd
CY2024Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	75348627	shares
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	75348627	shares
CY2023Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39821078	shares
CY2023Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39821078	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61868747	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61868747	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16969979	shares
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.28
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-4.33
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-4.33
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-3.92
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-3.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-9.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-9.92
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.03
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.03
CY2023Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-5.2
CY2023Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-5.2
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-14.25
CY2024Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-77958000	usd
CY2023Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-50973000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-101433000	usd
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-73448000	usd
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-155909000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2007000	usd
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-168458000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	-77958000	usd
CY2023Q4	us-gaap	Net Income Loss NetIncomeLoss	-206882000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-103440000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-241906000	usd
CY2024Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	75348627	shares
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	75348627	shares
CY2023Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39821078	shares
CY2023Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39821078	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61868747	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61868747	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16969979	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16969979	shares
CY2024Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.03
CY2024Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.03
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.28
CY2023Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.28
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.64
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-4.33
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-4.33
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-3.92
CY2023Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-3.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.03
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-9.92
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-9.92
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.03
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.03
CY2023Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-5.2
CY2023Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-5.2
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-14.25
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-14.25
CY2024Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	104420286	shares
CY2023Q4	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	30639646	shares
CY2023Q3	us-gaap	Shares Outstanding SharesOutstanding	5316460	shares
CY2023Q2	cslr	Prefunded Pipe Proceeds Received PrefundedPIPEProceedsReceived	3500000	usd
CY2023Q3	cslr	Prefunded Pipe Proceeds Received PrefundedPIPEProceedsReceived	12100000	usd
CY2024Q3	cslr	Forward Purchase Agreement Liability ForwardPurchaseAgreementLiability	900000	usd
CY2023	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	200000	usd
CY2023Q4	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	5000000	usd
CY2024Q3	cslr	Proceeds From Safe ProceedsFromSAFE	6000000	usd
	us-gaap	Conversion Of Stock Shares Converted1 ConversionOfStockSharesConverted1	13888889	shares
	cslr	Recognized Loss RecognizedLoss	1300000	usd
CY2024Q3	cslr	Percentage Of Convertible Notes Issued PercentageOfConvertibleNotesIssued	0.12	pure
CY2024Q3	cslr	Principal Amount Of Notes To Affiliate Percentage PrincipalAmountOfNotesToAffiliatePercentage	0.07	pure
CY2024Q3	us-gaap	Interest Expense Other InterestExpenseOther	100000	usd
CY2024Q3	cslr	Percentage Of Convertible Notes Issued PercentageOfConvertibleNotesIssued	0.07	pure
CY2024Q3	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2024Q3	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2024Q3	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2024Q3	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	cslr	Forward Purchase Agreement Assets Related Parties ForwardPurchaseAgreementAssetsRelatedParties		usd
CY2023Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent		usd
CY2024Q3	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings		usd
CY2024Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent		usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	277965000	usd
CY2023Q4	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax		usd
CY2024Q3	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations		usd
	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity		usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
CY2024Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross		usd
	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross		usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts		usd
	cslr	Other Financing Costs OtherFinancingCosts		usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges		usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
	us-gaap	Other Noncash Expense OtherNoncashExpense		usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives		usd
CY2024Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	104420286	shares
CY2023Q4	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	30639646	shares
CY2023Q3	us-gaap	Shares Outstanding SharesOutstanding	5316460	shares
CY2023Q2	cslr	Prefunded Pipe Proceeds Received PrefundedPIPEProceedsReceived	3500000	usd
CY2024Q3	cslr	Forward Purchase Agreement Liability ForwardPurchaseAgreementLiability	900000	usd
CY2023Q4	cslr	Forward Purchase Agreement Liability ForwardPurchaseAgreementLiability	3200000	usd
CY2023	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	200000	usd
CY2023Q4	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	5000000	usd
CY2024Q3	cslr	Proceeds From Safe ProceedsFromSAFE	6000000	usd
	us-gaap	Conversion Of Stock Shares Converted1 ConversionOfStockSharesConverted1	13888889	shares
	cslr	Recognized Loss RecognizedLoss	1300000	usd
CY2024Q3	cslr	Percentage Of Convertible Notes Issued PercentageOfConvertibleNotesIssued	0.12	pure
CY2024Q3	cslr	Principal Amount Of Notes To Affiliate Percentage PrincipalAmountOfNotesToAffiliatePercentage	0.07	pure
CY2024Q3	us-gaap	Interest Expense Other InterestExpenseOther	100000	usd
CY2024Q3	cslr	Percentage Of Convertible Notes Issued PercentageOfConvertibleNotesIssued	0.07	pure
CY2024Q3	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2024Q3	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2024Q3	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2024Q3	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	cslr	Forward Purchase Agreement Assets Related Parties ForwardPurchaseAgreementAssetsRelatedParties		usd
CY2023Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent		usd
CY2024Q3	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings		usd
CY2024Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent		usd
CY2023Q4	us-gaap	Long Term Notes Payable LongTermNotesPayable		usd
CY2024Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	277965000	usd
CY2023Q4	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax		usd
CY2024Q3	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations		usd
	cslr	Income Loss From Impairment Loss From Discontinued Operations IncomeLossFromImpairmentLossFromDiscontinuedOperations		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity		usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
CY2024Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross		usd
	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross		usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts		usd
	cslr	Other Financing Costs OtherFinancingCosts		usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges		usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
	us-gaap	Other Noncash Expense OtherNoncashExpense		usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives		usd
	us-gaap	Increase Decrease In Derivative Liabilities IncreaseDecreaseInDerivativeLiabilities		usd
	cslr	Issuance Of Forward Purchase Agreements IssuanceOfForwardPurchaseAgreements		usd
	cslr	Change In Fair Value Of Safe Agreements ChangeInFairValueOfSAFEAgreements		usd
	cslr	Issuance Of Common Stock In Connection With Forward Purchase Agreements IssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements		usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers		usd
	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims		usd
	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets		usd
	cslr	Increase Decrease In Warranty Provision Noncurrent IncreaseDecreaseInWarrantyProvisionNoncurrent		usd
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations		usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment		usd
	us-gaap	Proceeds From Notes Payable ProceedsFromNotesPayable		usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock		usd
	cslr	Proceeds From Mergers And Pipe Financing ProceedsFromMergersAndPIPEFinancing		usd
	cslr	Proceeds From Mergers And Pipe Financing From Related Parties ProceedsFromMergersAndPIPEFinancingFromRelatedParties		usd
	cslr	Proceeds From Issuance Of Safe Agreements ProceedsFromIssuanceOfSAFEAgreements		usd
	us-gaap	Interest Paid Net InterestPaidNet		usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet		usd
	cslr	Cancellation Of Existing Indebtedness In Exchange Agreement CancellationOfExistingIndebtednessInExchangeAgreement		usd
	cslr	Issuance Of Convertible Notes In Exchange Agreement IssuanceOfConvertibleNotesInExchangeAgreement		usd
	cslr	Issuance Of Common Stock In Exchange Agreement IssuanceOfCommonStockInExchangeAgreement		usd
	cslr	Conversion Of Safe Agreements To Shares Of Common Stock ConversionOfSAFEAgreementsToSharesOfCommonStock		usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability		usd
	cslr	Reclassification Of Liabilityclassified Warrants To Equityclassified Warrants ReclassificationOfLiabilityclassifiedWarrantsToEquityclassifiedWarrants		usd
	cslr	Conversion Of2022 Convertible Notes Into Common Stock ConversionOf2022ConvertibleNotesIntoCommonStock		usd
	cslr	Conversion Of2022 Convertible Notes Issued To Related Parties Into Common Stock ConversionOf2022ConvertibleNotesIssuedToRelatedPartiesIntoCommonStock		usd
	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1		usd
	cslr	Issuance Of Common Stock In Connection With Forward Purchase Agreements IssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements		usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers		usd
	cslr	Recapitalization Of Legacy Complete Solaria Common Stock Into Complete Solaria Common Stock RecapitalizationOfLegacyCompleteSolariaCommonStockIntoCompleteSolariaCommonStock		usd
	cslr	Reclassification Of Investor Deposit To Pipe Funds ReclassificationOfInvestorDepositToPIPEFunds		usd
CY2024Q3	us-gaap	Deposits Assets Current DepositsAssetsCurrent		usd
CY2023Q4	cslr	Other Financing Cost OtherFinancingCost		usd
	cslr	Other Financing Cost OtherFinancingCost		usd
CY2024Q3	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment		usd
	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment		usd
CY2024Q3	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers		usd
	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers		usd
CY2024Q3	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement		usd
	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement		usd
CY2024Q3	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements		usd
	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements		usd
CY2023Q4	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement		usd
	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement		usd
CY2023Q4	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
CY2024Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding		shares
CY2024Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued		shares
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
CY2024Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	us-gaap	Increase Decrease In Derivative Liabilities IncreaseDecreaseInDerivativeLiabilities		usd
	cslr	Issuance Of Forward Purchase Agreements IssuanceOfForwardPurchaseAgreements		usd
	cslr	Change In Fair Value Of Safe Agreements ChangeInFairValueOfSAFEAgreements		usd
	cslr	Issuance Of Common Stock In Connection With Forward Purchase Agreements IssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements		usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers		usd
	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims		usd
	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets		usd
	cslr	Increase Decrease In Warranty Provision Noncurrent IncreaseDecreaseInWarrantyProvisionNoncurrent		usd
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations		usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment		usd
	us-gaap	Proceeds From Notes Payable ProceedsFromNotesPayable		usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock		usd
	cslr	Proceeds From Mergers And Pipe Financing From Related Parties ProceedsFromMergersAndPIPEFinancingFromRelatedParties		usd
	cslr	Proceeds From Issuance Of Safe Agreements ProceedsFromIssuanceOfSAFEAgreements		usd
	us-gaap	Interest Paid Net InterestPaidNet		usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet		usd
	cslr	Cancellation Of Existing Indebtedness In Exchange Agreement CancellationOfExistingIndebtednessInExchangeAgreement		usd
	cslr	Issuance Of Convertible Notes In Exchange Agreement IssuanceOfConvertibleNotesInExchangeAgreement		usd
	cslr	Issuance Of Common Stock In Exchange Agreement IssuanceOfCommonStockInExchangeAgreement		usd
	cslr	Conversion Of Safe Agreements To Shares Of Common Stock ConversionOfSAFEAgreementsToSharesOfCommonStock		usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability		usd
	cslr	Reclassification Of Liabilityclassified Warrants To Equityclassified Warrants ReclassificationOfLiabilityclassifiedWarrantsToEquityclassifiedWarrants		usd
	cslr	Conversion Of2022 Convertible Notes Into Common Stock ConversionOf2022ConvertibleNotesIntoCommonStock		usd
	cslr	Conversion Of2022 Convertible Notes Issued To Related Parties Into Common Stock ConversionOf2022ConvertibleNotesIssuedToRelatedPartiesIntoCommonStock		usd
	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1		usd
	cslr	Issuance Of Common Stock In Connection With Forward Purchase Agreements IssuanceOfCommonStockInConnectionWithForwardPurchaseAgreements		usd
	cslr	Issuance Of Common Stock Bonus Shares In Connection With The Mergers IssuanceOfCommonStockBonusSharesInConnectionWithTheMergers		usd
	cslr	Recapitalization Of Legacy Complete Solaria Common Stock Into Complete Solaria Common Stock RecapitalizationOfLegacyCompleteSolariaCommonStockIntoCompleteSolariaCommonStock		usd
	cslr	Reclassification Of Investor Deposit To Pipe Funds ReclassificationOfInvestorDepositToPIPEFunds		usd
CY2024Q3	us-gaap	Deposits Assets Current DepositsAssetsCurrent		usd
CY2023Q4	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives		usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives		usd
CY2023Q4	cslr	Other Financing Cost OtherFinancingCost		usd
	cslr	Other Financing Cost OtherFinancingCost		usd
CY2024Q3	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment		usd
	cslr	Loss On Cs Solis Debt Extinguishment LossOnCSSolisDebtExtinguishment		usd
CY2024Q3	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers		usd
	cslr	Bonus Shares Issued In Connection With The Mergers BonusSharesIssuedInConnectionWithTheMergers		usd
CY2024Q3	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement		usd
	cslr	Issuance Of Forward Purchase Agreement IssuanceOfForwardPurchaseAgreement		usd
CY2024Q3	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements		usd
	cslr	Issuance Of Shares In Connection With The Forward Purchase Agreements IssuanceOfSharesInConnectionWithTheForwardPurchaseAgreements		usd
CY2023Q4	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement		usd
	cslr	Change In Fair Value Of Safe Agreement ChangeInFairValueOfSAFEAgreement		usd
CY2024Q3	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
CY2023Q4	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
	cslr	Loss On Conversion Of Safe Agreements To Shares Of Common Stock LossOnConversionOfSAFEAgreementsToSharesOfCommonStock		usd
CY2024Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding		shares
CY2024Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued		shares
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity		usd
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
CY2024Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
CY2024Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Central Index Key EntityCentralIndexKey	0001838987
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Central Index Key EntityCentralIndexKey	0001838987

Files In Submission

Name	View Source	Status
0001213900-24-099667-index-headers.html	Edgar Link	pending
0001213900-24-099667-index.html	Edgar Link	pending
0001213900-24-099667.txt	Edgar Link	pending
0001213900-24-099667-xbrl.zip	Edgar Link	pending
cslr-20240929.xsd	Edgar Link	pending
ea0220604-10q_complete.htm	Edgar Link	pending
ea022060401ex31-1_complete.htm	Edgar Link	pending
ea022060401ex31-2_complete.htm	Edgar Link	pending
ea022060401ex32-1_complete.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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cslr-20240929_def.xml	Edgar Link	unprocessable
cslr-20240929_cal.xml	Edgar Link	unprocessable
cslr-20240929_lab.xml	Edgar Link	unprocessable
cslr-20240929_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
ea0220604-10q_complete_htm.xml	Edgar Link	completed
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$CSLR
Complete Solaria, Inc. Stock $cslr

2024 Q4 Form 10-Q Financial Statement

#000121390024099667 Filed on November 18, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CSLR Complete Solaria, Inc. Stock $cslr

2024 Q4 Form 10-Q Financial Statement

#000121390024099667 Filed on November 18, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CSLR
Complete Solaria, Inc. Stock $cslr