$CSPI
CSP INC /MA/ Stock $cspi

$cspi Overview Financials Valuation SEC Filings Company Website

2023 Q4 Form 10-K Financial Statement

#000035603723000045 Filed on December 13, 2023

Income Statement

Concept	2023 Q4	2023 Q3	2023
Revenue	$15.38M	$15.33M	$64.65M
YoY Change	-16.19%	-8.15%	18.92%
Cost Of Revenue	$11.28M	$10.14M	$42.73M
YoY Change	-9.95%	-4.75%	20.24%
Gross Profit	$4.095M	$5.186M	$21.92M
YoY Change	-29.6%	-14.12%	16.43%
Gross Profit Margin	26.63%	33.84%	33.91%
Selling, General & Admin	$3.738M	$4.787M	$16.91M
YoY Change	3.35%	-0.73%	7.14%
% of Gross Profit	91.28%	92.31%	77.14%
Research & Development	$700.0K	$705.0K	$3.100M
YoY Change	-16.27%	-17.64%	0.0%
% of Gross Profit	17.09%	13.59%	14.14%
Depreciation & Amortization	$79.00K	$88.00K	$343.0K
YoY Change	-12.22%	-12.0%	-2.0%
% of Gross Profit	1.93%	1.7%	1.56%
Operating Expenses	$4.438M	$5.492M	$20.05M
YoY Change	-0.34%	-3.28%	6.27%
Operating Profit	-$343.0K	-$306.0K	$1.870M
YoY Change	-125.15%	-184.76%	-4775.0%
Interest Expense	$273.0K	$547.0K	$617.0K
YoY Change	-189.8%	-48.49%	-68.87%
% of Operating Profit			32.99%
Other Income/Expense, Net	$283.0K	$2.186M	$2.865M
YoY Change	-204.81%	15514.29%	44.77%
Pretax Income	-$60.00K	$2.427M	$4.735M
YoY Change	-105.48%	68.89%	144.2%
Income Tax	$13.00K	$1.019M	-$469.0K
% Of Pretax Income		41.99%	-9.9%
Net Earnings	-$73.00K	$1.320M	$5.204M
YoY Change	-107.6%	-6.71%	175.49%
Net Earnings / Revenue	-0.47%	8.61%	8.05%
Basic Earnings Per Share	-$0.02		$1.11
Diluted Earnings Per Share	-$0.02	$0.29	$1.09
COMMON SHARES
Basic Shares Outstanding	4.728M	4.728M	4.381M
Diluted Shares Outstanding	4.432M		4.471M

Balance Sheet

Concept	2023 Q4	2023 Q3	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$25.61M	$25.22M	$25.22M
YoY Change	30.77%	5.15%	5.15%
Cash & Equivalents	$25.61M	$25.22M	$25.22M
Short-Term Investments
Other Short-Term Assets	$1.824M	$2.471M	$1.579M
YoY Change	-73.03%	-64.92%	-40.64%
Inventory	$6.963M	$2.542M	$2.542M
Prepaid Expenses
Receivables	$11.72M	$20.13M	$21.03M
Other Receivables	$7.497M	$0.00	$0.00
Total Short-Term Assets	$53.62M	$50.36M	$50.36M
YoY Change	-0.03%	-15.29%	-15.29%
LONG-TERM ASSETS
Property, Plant & Equipment	$569.0K	$525.0K	$1.498M
YoY Change	-5.79%	-18.86%	-17.24%
Goodwill
YoY Change
Intangibles	$49.00K	$46.00K
YoY Change	-14.04%	360.0%
Long-Term Investments
YoY Change
Other Assets	$117.0K	$112.0K	$9.772M
YoY Change	4.46%	0.9%	53.33%
Total Long-Term Assets	$13.81M	$15.54M	$15.54M
YoY Change	-9.99%	-0.42%	-0.42%
TOTAL ASSETS
Total Short-Term Assets	$53.62M	$50.36M	$50.36M
Total Long-Term Assets	$13.81M	$15.54M	$15.54M
Total Assets	$67.43M	$65.90M	$65.90M
YoY Change	-2.24%	-12.2%	-12.2%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$13.95M	$6.719M	$9.668M
YoY Change	-8.79%	-65.08%	-49.75%
Accrued Expenses			$1.117M
YoY Change			-48.22%
Deferred Revenue	$1.300M	$1.900M
YoY Change	-65.79%	0.0%
Short-Term Debt	$760.0K	$1.515M	$1.515M
YoY Change	-77.96%	-51.5%	-51.5%
Long-Term Debt Due	$0.00	$449.0K	$449.0K
YoY Change	-100.0%	5.15%	4.18%
Total Short-Term Liabilities	$16.98M	$15.66M	$15.66M
YoY Change	-26.37%	-48.12%	-48.12%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change		-100.0%	-100.0%
Other Long-Term Liabilities	$1.878M	$1.851M	$4.097M
YoY Change	-35.51%	-39.23%	-25.07%
Total Long-Term Liabilities	$1.878M	$1.851M	$4.097M
YoY Change	-35.51%	-39.23%	-30.76%
TOTAL LIABILITIES
Total Short-Term Liabilities	$16.98M	$15.66M	$15.66M
Total Long-Term Liabilities	$1.878M	$1.851M	$4.097M
Total Liabilities	$20.95M	$19.76M	$19.76M
YoY Change	-25.87%	-45.27%	-45.27%
SHAREHOLDERS EQUITY
Retained Earnings	$31.03M	$31.31M
YoY Change	12.47%	16.97%
Common Stock	$21.23M	$20.93M
YoY Change	7.31%	7.22%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$46.47M	$46.15M	$46.15M
YoY Change
Total Liabilities & Shareholders Equity	$67.43M	$65.90M	$65.90M
YoY Change	-2.24%	-12.2%	-12.2%

Cashflow Statement

Concept	2023 Q4	2023 Q3	2023
OPERATING ACTIVITIES
Net Income	-$73.00K	$1.320M	$5.204M
YoY Change	-107.6%	-6.71%	175.49%
Depreciation, Depletion And Amortization	$79.00K	$88.00K	$343.0K
YoY Change	-12.22%	-12.0%	-2.0%
Cash From Operating Activities	$1.673M	$8.857M	$3.907M
YoY Change	-139.58%	260.77%	46.06%
INVESTING ACTIVITIES
Capital Expenditures	$120.0K	$7.000K	$226.0K
YoY Change	172.73%	-163.64%	-3.42%
Acquisitions
YoY Change
Other Investing Activities		$2.356M	-$64.00K
YoY Change			-125.2%
Cash From Investing Activities	-$126.0K	$2.339M	-$341.0K
YoY Change	32.63%	-21363.64%	-1805.0%
FINANCING ACTIVITIES
Cash Dividend Paid			$656.0K
YoY Change			378.83%
Common Stock Issuance & Retirement, Net			$6.000K
YoY Change			-96.55%
Debt Paid & Issued, Net	$427.0K		$406.0K
YoY Change	-4.9%		-44.84%
Cash From Financing Activities	-1.182M	199.0K	-2.401M
YoY Change	845.6%	1430.77%	-280.8%
NET CHANGE
Cash From Operating Activities	1.673M	8.857M	3.907M
Cash From Investing Activities	-126.0K	2.339M	-341.0K
Cash From Financing Activities	-1.182M	199.0K	-2.401M
Net Change In Cash	394.0K	11.40M	1.235M
YoY Change	-108.96%	363.78%	-68.93%
FREE CASH FLOW
Cash From Operating Activities	$1.673M	$8.857M	$3.907M
Capital Expenditures	$120.0K	$7.000K	$226.0K
Free Cash Flow	$1.553M	$8.850M	$3.681M
YoY Change	-136.36%	258.88%	50.8%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2023Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	4727573
CY2023	dei	Auditor Firm AuditorFirmId	49
CY2022Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	0
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000356037
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Amendment Flag AmendmentFlag	false
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CY2023Q3	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrent
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	4728000
CY2022Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	4554000
CY2023	cspi	Managed Service Contracts Right To Refund Period ManagedServiceContractsRightToRefundPeriod	P30D
CY2022Q3	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrent
CY2022Q3	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrent
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P0Y
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P0Y
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P0Y
CY2023	dei	Document Type DocumentType	10-K
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-09-30
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	000-10843
CY2023	dei	Entity Registrant Name EntityRegistrantName	CSP Inc.
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MA
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	04-2441294
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	175 Cabot Street
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Lowell
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	MA
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	01854
CY2023	dei	City Area Code CityAreaCode	978
CY2023	dei	Local Phone Number LocalPhoneNumber	954-5038
CY2023	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
CY2023	dei	Trading Symbol TradingSymbol	CSPI
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	true
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
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CY2023	dei	Auditor Name AuditorName	RSM US LLP
CY2023	dei	Auditor Location AuditorLocation	Coral Gables, Florida
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CY2023Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	100000
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CY2023Q3	us-gaap	Net Investment In Lease Current NetInvestmentInLeaseCurrent	8000
CY2022Q3	us-gaap	Net Investment In Lease Current NetInvestmentInLeaseCurrent	17000
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CY2022Q3	us-gaap	Inventory Net InventoryNet	4372000
CY2023Q3	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	0
CY2022Q3	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1050000
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CY2022Q3	us-gaap	Other Assets Current OtherAssetsCurrent	7043000
CY2023Q3	us-gaap	Assets Current AssetsCurrent	50364000
CY2022Q3	us-gaap	Assets Current AssetsCurrent	59457000
CY2023Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	525000
CY2022Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	647000
CY2023Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	966000
CY2022Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1160000
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CY2023Q3	us-gaap	Net Investment In Lease Noncurrent NetInvestmentInLeaseNoncurrent	7000
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CY2022Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	0
CY2023Q3	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	5356000
CY2022Q3	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	5163000
CY2023Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	1958000
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CY2023Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	1251000
CY2022Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	1337000
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CY2022Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	26769000
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CY2022	us-gaap	Cost Of Revenue CostOfRevenue	35534000
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CY2022	us-gaap	Gross Profit GrossProfit	18827000
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	3140000
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CY2023	us-gaap	Net Income Loss NetIncomeLoss	5204000
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1889000
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-272000
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-3861000
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	962000
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-1741000
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1234000
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2120000
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	6438000
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	4009000
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	38963000
CY2023	us-gaap	Net Income Loss NetIncomeLoss	5204000
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1234000
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1127000
CY2023	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	2000
CY2023	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	280000
CY2023	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	6000
CY2023	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.14
CY2023	us-gaap	Dividends Cash DividendsCash	656000
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	46148000
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	34046000
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1889000
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2120000
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	979000
CY2022	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	1000
CY2022	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	2000
CY2022	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	239000
CY2022	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	174000
CY2022	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.03
CY2022	us-gaap	Dividends Cash DividendsCash	137000
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	38963000
CY2023	us-gaap	Profit Loss ProfitLoss	5204000
CY2022	us-gaap	Profit Loss ProfitLoss	1889000
CY2023	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	343000
CY2022	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	350000
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15000
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9000
CY2023	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-4000
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	0
CY2023	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-581000
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	1692000
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	26000
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-50000
CY2023	us-gaap	Inventory Write Down InventoryWriteDown	274000
CY2022	us-gaap	Inventory Write Down InventoryWriteDown	130000
CY2023	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	573000
CY2022	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	576000
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	1127000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	979000
CY2023	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	2346000
CY2022	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	0
CY2023	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	130000
CY2022	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	1221000
CY2023	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-2852000
CY2022	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	4264000
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1557000
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	517000
CY2023	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-1050000
CY2022	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-605000
CY2023	cspi	Increase Decrease In Operating Lease Right Of Use Assets IncreaseDecreaseInOperatingLeaseRightOfUseAssets	379000
CY2022	cspi	Increase Decrease In Operating Lease Right Of Use Assets IncreaseDecreaseInOperatingLeaseRightOfUseAssets	377000
CY2023	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-4581000
CY2022	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	2491000
CY2023	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-5000
CY2022	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-63000
CY2023	us-gaap	Increase Decrease In Long Term Receivables Current IncreaseDecreaseInLongTermReceivablesCurrent	-3188000
CY2022	us-gaap	Increase Decrease In Long Term Receivables Current IncreaseDecreaseInLongTermReceivablesCurrent	-111000
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-11596000
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	8714000
CY2023	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-50000
CY2022	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-8000
CY2023	cspi	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-190000
CY2022	cspi	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-330000
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-2161000
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	2165000
CY2023	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-391000
CY2022	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-167000
CY2023	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	965000
CY2022	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-62000
CY2023	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-1195000
CY2022	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-1737000
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3907000
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2675000
CY2023	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	64000
CY2022	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	70000
CY2023	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	3533000
CY2022	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	0
CY2023	us-gaap	Proceeds From Maturities Prepayments And Calls Of Shortterm Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments	3533000
CY2022	us-gaap	Proceeds From Maturities Prepayments And Calls Of Shortterm Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments	0
CY2023	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0
CY2022	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	322000
CY2023	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0
CY2022	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2000
CY2023	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	51000
CY2022	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	0
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	226000
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	234000
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-341000
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	20000
CY2023	us-gaap	Payments Of Dividends PaymentsOfDividends	656000
CY2022	us-gaap	Payments Of Dividends PaymentsOfDividends	137000
CY2023	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-1609000
CY2022	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	2183000
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	406000
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	736000
CY2023	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	4000
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	47000
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	6000
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	174000
CY2023	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	280000
CY2022	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	239000
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2401000
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1328000
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	70000
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-48000
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	1235000
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	3975000
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	23982000
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	20007000
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	25217000
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	23982000
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	246000
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-233000
CY2023	us-gaap	Interest Paid Net InterestPaidNet	313000
CY2022	us-gaap	Interest Paid Net InterestPaidNet	184000
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	392000
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	352000
CY2023	cspi	Customer Financing For Inventory Sold CustomerFinancingForInventorySold	6032000
CY2022	cspi	Customer Financing For Inventory Sold CustomerFinancingForInventorySold	1232000
CY2023	cspi	Noncash Vendor Financing For Payment To Purchase Of Inventory NoncashVendorFinancingForPaymentToPurchaseOfInventory	2321000
CY2022	cspi	Noncash Vendor Financing For Payment To Purchase Of Inventory NoncashVendorFinancingForPaymentToPurchaseOfInventory	0
CY2023	us-gaap	Year Founded YearFounded	1968
CY2023	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2
CY2021	cspi	Employee Retention Tax Credit Percentage Of Qualified Wage Paid To Employees EmployeeRetentionTaxCreditPercentageOfQualifiedWagePaidToEmployees	0.70
CY2023Q3	cspi	Employee Retention Tax Credit Net Of Costs EmployeeRetentionTaxCreditNetOfCosts	2800000
CY2023	cspi	Employee Retention Tax Credit Net Of Costs To Collect EmployeeRetentionTaxCreditNetOfCostsToCollect	2100000
CY2023Q3	cspi	Employee Retention Tax Credit Payable Current EmployeeRetentionTaxCreditPayableCurrent	600000
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	436000
CY2022	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	366000
CY2022	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	3100000
CY2022	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	3100000
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0
CY2023Q3	cspi	Number Of Leases Not Yet Commenced NumberOfLeasesNotYetCommenced	0
CY2023Q3	us-gaap	Lease Practical Expedient Lessor Single Lease Component LeasePracticalExpedientLessorSingleLeaseComponent	true
CY2023Q3	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	0
CY2023Q3	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	1000000.0
CY2022Q3	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	800000
CY2023	cspi	Number Of Years Defined Benefit Plans Are Closed To Newly Hired Employees NumberOfYearsDefinedBenefitPlansAreClosedToNewlyHiredEmployees	P2Y
CY2023	cspi	Number Of Years Supplementary Retirement Plans Are Closed To Newly Hired Employees NumberOfYearsSupplementaryRetirementPlansAreClosedToNewlyHiredEmployees	P2Y
CY2023	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2
CY2023	us-gaap	Revenues Revenues	64647000
CY2022	us-gaap	Revenues Revenues	54361000
CY2023Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	900000
CY2022Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	4400000
CY2022Q3	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	0
CY2023Q3	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	0
CY2023Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1900000
CY2022Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	4100000
CY2022Q3	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	0
CY2023Q3	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	0
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	3200000
CY2023	us-gaap	Revenue Practical Expedient Incremental Cost Of Obtaining Contract RevenuePracticalExpedientIncrementalCostOfObtainingContract	true
CY2023Q3	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	172000
CY2022Q3	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	128000
CY2023Q3	us-gaap	Capitalized Contract Cost Net Noncurrent CapitalizedContractCostNetNoncurrent	0
CY2023	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0
CY2023	cspi	Performance Obligation Payment Terms PerformanceObligationPaymentTerms	P30D
CY2023	us-gaap	Revenue Remaining Performance Obligation Optional Exemption Variable Consideration RevenueRemainingPerformanceObligationOptionalExemptionVariableConsideration	true
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	248000
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	123000
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	53000
CY2023Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	424000
CY2023	us-gaap	Net Income Loss NetIncomeLoss	5204000
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1889000
CY2023	cspi	Net Income Loss Attributable To Nonvested Common Stock NetIncomeLossAttributableToNonvestedCommonStock	-320000
CY2022	cspi	Net Income Loss Attributable To Nonvested Common Stock NetIncomeLossAttributableToNonvestedCommonStock	-100000
CY2023	cspi	Net Income Attributable To Common Stockholders NetIncomeAttributableToCommonStockholders	4884000
CY2022	cspi	Net Income Attributable To Common Stockholders NetIncomeAttributableToCommonStockholders	1789000
CY2023	cspi	Weighted Average Total Shares Outstanding Basic WeightedAverageTotalSharesOutstandingBasic	4668000
CY2022	cspi	Weighted Average Total Shares Outstanding Basic WeightedAverageTotalSharesOutstandingBasic	4498000
CY2023	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	287000
CY2022	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	237000
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4381000
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4261000
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	90000
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	17000
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4471000
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4278000
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.11
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:italic;text-indent:0pt;margin:0pt 0pt 12pt 18pt;">Use of Estimates</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">The preparation of consolidated financial statements in conformity with accounting principles generally accepted in the United States requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting periods. Actual results may differ from those estimates under different assumptions or conditions.</p>
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	1100000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	1000000.0
CY2023	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:italic;text-indent:0pt;margin:0pt 0pt 12pt 18pt;">Concentrations of Credit Risk</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">Cash and cash equivalents are maintained with several financial institutions in the U.S. and the U.K. Deposits held with banks may exceed the amount of insurance on such deposits. Generally, these deposits may be redeemed upon demand. The Company has not experienced any losses in such accounts and believes it is not exposed to any significant credit risk in cash and cash equivalents.</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">We had one customer who totaled approximately $7.4 million, or 30%, and approximately $15.8 million, or 52%, of total consolidated accounts receivable as of September 30, 2023 and September 30, 2022, respectively. We believe that the Company is not exposed to any significant credit risk with respect to the accounts receivable with this customer as of September 30, 2023. No other customers accounted for 10% or more of total consolidated accounts receivable as of September 30, 2023.</p>
CY2023Q3	cspi	Number Of Customer NumberOfCustomer	1
CY2022Q4	cspi	Number Of Agreements Causing Increase In Accounts And Long Term Receivable NumberOfAgreementsCausingIncreaseInAccountsAndLongTermReceivable	1
CY2022Q4	cspi	Accounts And Long Term Receivable Payments To Be Received From Year One To Year Two AccountsAndLongTermReceivablePaymentsToBeReceivedFromYearOneToYearTwo	3000000.0
CY2022Q4	cspi	Period Of Payments To Be Received For Accounts And Long Term Receivable PeriodOfPaymentsToBeReceivedForAccountsAndLongTermReceivable	P2Y
CY2023Q2	cspi	Number Of Agreements Causing Increase In Accounts And Long Term Receivable NumberOfAgreementsCausingIncreaseInAccountsAndLongTermReceivable	2
CY2023Q2	cspi	Accounts And Long Term Receivable Payments To Be Received From Year One To Year Four AccountsAndLongTermReceivablePaymentsToBeReceivedFromYearOneToYearFour	3100000
CY2023Q2	cspi	Period Of Payments To Be Received For Accounts And Long Term Receivable PeriodOfPaymentsToBeReceivedForAccountsAndLongTermReceivable	P4Y
CY2023Q2	cspi	Accounts And Long Term Receivable Payments To Be Received From Year One To Year Four Agreement Two AccountsAndLongTermReceivablePaymentsToBeReceivedFromYearOneToYearFourAgreementTwo	700000
CY2023Q2	cspi	Period Of Payments To Be Received For Accounts And Long Term Receivable Agreement Two PeriodOfPaymentsToBeReceivedForAccountsAndLongTermReceivableAgreementTwo	P4Y
CY2023Q3	us-gaap	Inventory Raw Materials InventoryRawMaterials	247000
CY2022Q3	us-gaap	Inventory Raw Materials InventoryRawMaterials	421000
CY2023Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	36000
CY2022Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	23000
CY2023Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	2259000
CY2022Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	3928000
CY2023Q3	us-gaap	Inventory Net InventoryNet	2542000
CY2022Q3	us-gaap	Inventory Net InventoryNet	4372000
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	200000
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-91000
CY2023	cspi	Income Loss From Before Income Taxes Domestic IncomeLossFromBeforeIncomeTaxesDomestic	5202000
CY2022	cspi	Income Loss From Before Income Taxes Domestic IncomeLossFromBeforeIncomeTaxesDomestic	417000
CY2023	cspi	Income Loss From Before Income Taxes Foreign IncomeLossFromBeforeIncomeTaxesForeign	-467000
CY2022	cspi	Income Loss From Before Income Taxes Foreign IncomeLossFromBeforeIncomeTaxesForeign	1522000
CY2023	cspi	Income Loss From Before Income Taxes IncomeLossFromBeforeIncomeTaxes	4735000
CY2022	cspi	Income Loss From Before Income Taxes IncomeLossFromBeforeIncomeTaxes	1939000
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1551000
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	326000
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	50000
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1877000
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	50000
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-1971000
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-375000
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2346000
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	0
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-469000
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	50000
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	994000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	407000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	106000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.022
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	27000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.015
CY2023	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	9000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.002
CY2022	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-30000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.015
CY2023	cspi	Effective Income Tax Rate Reconciliation Employee Retention Credit Amount EffectiveIncomeTaxRateReconciliationEmployeeRetentionCreditAmount	134000
CY2023	cspi	Effective Income Tax Rate Reconciliation Employee Retention Credit Percent EffectiveIncomeTaxRateReconciliationEmployeeRetentionCreditPercent	0.028
CY2022	cspi	Effective Income Tax Rate Reconciliation Employee Retention Credit Amount EffectiveIncomeTaxRateReconciliationEmployeeRetentionCreditAmount	0
CY2022	cspi	Effective Income Tax Rate Reconciliation Employee Retention Credit Percent EffectiveIncomeTaxRateReconciliationEmployeeRetentionCreditPercent	0
CY2023	cspi	Income Tax Reconciliation Permanent Differences IncomeTaxReconciliationPermanentDifferences	-7000
CY2023	cspi	Effective Income Tax Rate Reconciliation Permanent Differences EffectiveIncomeTaxRateReconciliationPermanentDifferences	-0.002
CY2022	cspi	Income Tax Reconciliation Permanent Differences IncomeTaxReconciliationPermanentDifferences	-19000
CY2022	cspi	Effective Income Tax Rate Reconciliation Permanent Differences EffectiveIncomeTaxRateReconciliationPermanentDifferences	-0.010
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-1746000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.368
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-226000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.115
CY2023	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	112000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.024
CY2022	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	131000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.068
CY2023	cspi	Effective Income Tax Rate Reconciliation Deferred Tax True Ups Amount EffectiveIncomeTaxRateReconciliationDeferredTaxTrueUpsAmount	322000
CY2023	cspi	Effective Income Tax Rate Reconciliation Deferred Tax True Ups Percent EffectiveIncomeTaxRateReconciliationDeferredTaxTrueUpsPercent	0.068
CY2022	cspi	Effective Income Tax Rate Reconciliation Deferred Tax True Ups Amount EffectiveIncomeTaxRateReconciliationDeferredTaxTrueUpsAmount	0
CY2022	cspi	Effective Income Tax Rate Reconciliation Deferred Tax True Ups Percent EffectiveIncomeTaxRateReconciliationDeferredTaxTrueUpsPercent	0
CY2023	cspi	Effective Income Tax Rate Reconciliation Fin48 Reserve Amount EffectiveIncomeTaxRateReconciliationFin48ReserveAmount	166000
CY2023	cspi	Effective Income Tax Rate Reconciliation Fin48 Reserve Percent EffectiveIncomeTaxRateReconciliationFin48ReservePercent	0.035
CY2022	cspi	Effective Income Tax Rate Reconciliation Fin48 Reserve Amount EffectiveIncomeTaxRateReconciliationFin48ReserveAmount	0
CY2022	cspi	Effective Income Tax Rate Reconciliation Fin48 Reserve Percent EffectiveIncomeTaxRateReconciliationFin48ReservePercent	0
CY2023	cspi	Effective Income Tax Rate Reconciliation Return To Provision Adjustment Amount EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustmentAmount	-64000
CY2023	cspi	Effective Income Tax Rate Reconciliation Return To Provision Adjustment Percent EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustmentPercent	-0.013
CY2022	cspi	Effective Income Tax Rate Reconciliation Return To Provision Adjustment Amount EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustmentAmount	14000
CY2022	cspi	Effective Income Tax Rate Reconciliation Return To Provision Adjustment Percent EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustmentPercent	0.007
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-3000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001
CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	8000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.002
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-469000
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.099
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	50000
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.026
CY2023Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	321000
CY2022Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	373000
CY2022Q3	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	29000
CY2023Q3	cspi	Deferred Tax Assets Capitalized Research And Development Costs DeferredTaxAssetsCapitalizedResearchAndDevelopmentCosts	651000
CY2023Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	1118000
CY2022Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	596000
CY2023Q3	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	278000
CY2022Q3	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	244000
CY2023Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Other DeferredTaxAssetsTaxCreditCarryforwardsOther	771000
CY2022Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Other DeferredTaxAssetsTaxCreditCarryforwardsOther	1273000
CY2022Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	151000
CY2023Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	2945000
CY2022Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	2693000
CY2023Q3	cspi	Deferred Tax Assets Lease Liability DeferredTaxAssetsLeaseLiability	239000
CY2023Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	6323000
CY2022Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	5359000
CY2023Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	3283000
CY2022Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	5029000
CY2023Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	3040000
CY2022Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	330000
CY2023Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	84000
CY2022Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	121000
CY2023Q3	cspi	Deferred Tax Liabilities Right Of Use Assets DeferredTaxLiabilitiesRightOfUseAssets	235000
CY2023Q3	cspi	Deferred Tax Liabilities Pension DeferredTaxLiabilitiesPension	372000
CY2022Q3	cspi	Deferred Tax Liabilities Pension DeferredTaxLiabilitiesPension	209000
CY2023Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	3000
CY2023Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	694000
CY2022Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	330000
CY2023Q3	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	2346000
CY2022Q3	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0
CY2023	cspi	Valuation Allowance Deferred Tax Asset Increase Decrease Release Of Allowances Amount ValuationAllowanceDeferredTaxAssetIncreaseDecreaseReleaseOfAllowancesAmount	1800000
CY2023Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Subject To Expiration DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration	710000
CY2022Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	502000
CY2021Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	433000
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	22000
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	68000
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	201000
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	1000
CY2023Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	323000
CY2022Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	502000
CY2023Q3	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	323000
CY2023Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	9044000
CY2022Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	9182000
CY2023Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	8519000
CY2022Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	8535000
CY2023Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	525000
CY2022Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	647000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	343000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	350000
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15000
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	6000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	5000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	5000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	5000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	5000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	20000
CY2023Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	46000
CY2023Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	6719000
CY2022Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	19241000
CY2023Q3	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	615000
CY2022Q3	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	631000
CY2023Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1958000
CY2022Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1607000
CY2023Q3	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	199000
CY2022Q3	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	175000
CY2023Q3	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	130000
CY2022Q3	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	211000
CY2023Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	0
CY2022Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	4000
CY2023Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	502000
CY2022Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	550000
CY2023Q3	cspi	Employee Retention Tax Credit Payable Current EmployeeRetentionTaxCreditPayableCurrent	640000
CY2023Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	22000
CY2022Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	44000
CY2023Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	10785000
CY2022Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	22463000
CY2023Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	966000
CY2022Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1160000
CY2023Q3	us-gaap	Net Investment In Lease Current NetInvestmentInLeaseCurrent	8000
CY2022Q3	us-gaap	Net Investment In Lease Current NetInvestmentInLeaseCurrent	17000
CY2023Q3	us-gaap	Net Investment In Lease Noncurrent NetInvestmentInLeaseNoncurrent	7000
CY2022Q3	us-gaap	Net Investment In Lease Noncurrent NetInvestmentInLeaseNoncurrent	3000
CY2023Q3	us-gaap	Net Investment In Lease NetInvestmentInLease	15000
CY2022Q3	us-gaap	Net Investment In Lease NetInvestmentInLease	20000
CY2023Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	502000
CY2022Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	550000
CY2023Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	482000
CY2022Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	623000
CY2023Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	984000
CY2022Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	1173000
CY2023Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	0
CY2022Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	4000
CY2023	cspi	Lease Cost Gross LeaseCostGross	662000
CY2022	cspi	Lease Cost Gross LeaseCostGross	756000
CY2023	us-gaap	Lease Cost LeaseCost	659000
CY2022	us-gaap	Lease Cost LeaseCost	755000
CY2023Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.064
CY2022Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	1099000
CY2023Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	98000
CY2022Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	110000
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	535000
CY2023Q3	cspi	Lessor Sublease Payments Received In Next Twelve Months LessorSubleasePaymentsReceivedInNextTwelveMonths	10000
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	388000
CY2023Q3	cspi	Lessor Sublease Payments Received Two Years LessorSubleasePaymentsReceivedTwoYears	8000
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	107000
CY2023Q3	cspi	Lessor Sublease Payments Received Three Years LessorSubleasePaymentsReceivedThreeYears	0
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1030000
CY2023Q3	cspi	Lessor Sublease Payments Received LessorSubleasePaymentsReceived	18000
CY2023Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	46000
CY2023Q3	cspi	Subleases Lease Receivable Undiscounted Excess Amount SubleasesLeaseReceivableUndiscountedExcessAmount	3000
CY2023Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	984000
CY2023Q3	cspi	Subleases Lease Receivable SubleasesLeaseReceivable	15000
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	628000
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	633000
CY2023	us-gaap	Short Term Lease Payments ShortTermLeasePayments	43000
CY2022	us-gaap	Short Term Lease Payments ShortTermLeasePayments	137000
CY2023	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	1000
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	4000
CY2023	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	4000
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	47000
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	392000
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	352000
CY2023	us-gaap	Proceeds From Lease Payments ProceedsFromLeasePayments	-20000
CY2022	us-gaap	Proceeds From Lease Payments ProceedsFromLeasePayments	-49000
CY2023Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P2Y
CY2022Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	44000
CY2021Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	67000
CY2023	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	0
CY2022	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	0
CY2023	us-gaap	Product Warranty Expense ProductWarrantyExpense	22000
CY2022	us-gaap	Product Warranty Expense ProductWarrantyExpense	23000
CY2023Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	22000
CY2022Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	44000
CY2023	us-gaap	Line Of Credit Facility Commitment Fee Amount LineOfCreditFacilityCommitmentFeeAmount	0
CY2022Q3	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	9173000
CY2023Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	1958000
CY2023Q3	cspi	Notes Payable Current Gross NotesPayableCurrentGross	449000
CY2022Q3	cspi	Notes Payable Current Gross NotesPayableCurrentGross	449000
CY2023Q3	us-gaap	Debt Instrument Unamortized Discount Current DebtInstrumentUnamortizedDiscountCurrent	0
CY2022Q3	us-gaap	Debt Instrument Unamortized Discount Current DebtInstrumentUnamortizedDiscountCurrent	22000
CY2023Q3	us-gaap	Notes Payable Current NotesPayableCurrent	449000
CY2022Q3	us-gaap	Notes Payable Current NotesPayableCurrent	427000
CY2023Q3	cspi	Notes Payable Noncurrent Gross NotesPayableNoncurrentGross	0
CY2022Q3	cspi	Notes Payable Noncurrent Gross NotesPayableNoncurrentGross	449000
CY2023Q3	us-gaap	Debt Instrument Unamortized Discount Noncurrent DebtInstrumentUnamortizedDiscountNoncurrent	0
CY2022Q3	us-gaap	Debt Instrument Unamortized Discount Noncurrent DebtInstrumentUnamortizedDiscountNoncurrent	0
CY2023Q3	us-gaap	Long Term Notes Payable LongTermNotesPayable	0
CY2022Q3	us-gaap	Long Term Notes Payable LongTermNotesPayable	449000
CY2023	cspi	Number Of Years Defined Benefit Plans Are Closed To Newly Hired Employees NumberOfYearsDefinedBenefitPlansAreClosedToNewlyHiredEmployees	P2Y
CY2023	cspi	Number Of Years Supplementary Retirement Plans Are Closed To Newly Hired Employees NumberOfYearsSupplementaryRetirementPlansAreClosedToNewlyHiredEmployees	P2Y
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-244000
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-4096000
CY2023Q3	cspi	Defined Benefit Plan Net DefinedBenefitPlanNet	609000
CY2022Q3	cspi	Defined Benefit Plan Net DefinedBenefitPlanNet	-348000
CY2023Q3	cspi	Defined Benefit Plan Deferred Tax DefinedBenefitPlanDeferredTax	303000
CY2022Q3	cspi	Defined Benefit Plan Deferred Tax DefinedBenefitPlanDeferredTax	330000
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	86000
CY2022Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	358000
CY2023Q3	us-gaap	Defined Benefit Plan Amounts Recognized In Balance Sheet DefinedBenefitPlanAmountsRecognizedInBalanceSheet	998000
CY2022Q3	us-gaap	Defined Benefit Plan Amounts Recognized In Balance Sheet DefinedBenefitPlanAmountsRecognizedInBalanceSheet	340000
CY2023Q3	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	9425000
CY2023Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	1251000
CY2022Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	1337000
CY2023Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	1349000
CY2022Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	1447000
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	100000
CY2022Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	400000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Amortization Next Fiscal Year DefinedBenefitPlanExpectedAmortizationNextFiscalYear	207000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	200000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	575000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	603000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	643000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	681000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	730000
CY2023Q3	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	1249000
CY2023Q3	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	10034000
CY2022Q3	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	8825000
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	206000
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	193000
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	1100000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	1000000.0
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	1127000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	979000
CY2023	us-gaap	Employee Service Share Based Compensation Cash Flow Effect Cash Used To Settle Awards EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards	0
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	500
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	3.43
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	0
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	500
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	3.43
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0
CY2022	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	0
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	0
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	0
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	0
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	0
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	0
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	197063
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	10.28
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P2Y1M24D
CY2021Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Nonvested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested	1760000
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	152246
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	8.53
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	87957
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	10.57
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	1564
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	13.24
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	259788
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	9.14
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P2Y4M17D
CY2022Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Nonvested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested	1868000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	143172
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	10.09
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	107885
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	9.36
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	295075
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	9.53
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P2Y3M29D
CY2023Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Nonvested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested	5164000
CY2023Q3	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	2000000.0
CY2023	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y6M25D
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	1000000.0
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	900000
CY2013Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Allocated Shares EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares	250000
CY2023	cspi	Number Of Additional Shares Allocated Under Employee Stock Purchase Plan NumberOfAdditionalSharesAllocatedUnderEmployeeStockPurchasePlan	300000
CY2023	cspi	Purchase Price As Percentage Of Fair Market Value PurchasePriceAsPercentageOfFairMarketValue	0.95
CY2023	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	30885
CY2022	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	31372
CY2023Q3	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	269535
CY2011Q1	us-gaap	Stock Repurchase Program Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased	250000
CY2023	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	600
CY2023Q3	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	171127
CY2023	us-gaap	Revenues Revenues	64647000
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	1870000
CY2023	us-gaap	Interest Expense Other InterestExpenseOther	262000
CY2023	us-gaap	Interest Income Other InterestIncomeOther	1460000
CY2023Q3	us-gaap	Assets Assets	65904000
CY2023	us-gaap	Segment Expenditure Addition To Long Lived Assets SegmentExpenditureAdditionToLongLivedAssets	226000
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	358000
CY2022	us-gaap	Revenues Revenues	54361000
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	-40000
CY2022	us-gaap	Interest Expense Other InterestExpenseOther	360000
CY2022	us-gaap	Interest Income Other InterestIncomeOther	650000
CY2022Q3	us-gaap	Assets Assets	75062000
CY2022	us-gaap	Segment Expenditure Addition To Long Lived Assets SegmentExpenditureAdditionToLongLivedAssets	234000
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	359000
CY2023	us-gaap	Revenues Revenues	64647000
CY2023	cspi	Percent Of Total Sales PercentOfTotalSales	1
CY2023	cspi	Percent Of Total Sales PercentOfTotalSales	1
CY2022	us-gaap	Revenues Revenues	54361000
CY2022	cspi	Percent Of Total Sales PercentOfTotalSales	1
CY2022	cspi	Percent Of Total Sales PercentOfTotalSales	1
CY2022Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.03
CY2023Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.03
CY2023Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.03
CY2023Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.04
CY2023Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.04

Files In Submission

Name	View Source	Status
0000356037-23-000045-index-headers.html	Edgar Link	pending
0000356037-23-000045-index.html	Edgar Link	pending
0000356037-23-000045.txt	Edgar Link	pending
0000356037-23-000045-xbrl.zip	Edgar Link	pending
cspi-20230930.xsd	Edgar Link	pending
cspi-20230930x10k.htm	Edgar Link	pending
cspi-20230930xex21d1.htm	Edgar Link	pending
cspi-20230930xex23d1.htm	Edgar Link	pending
cspi-20230930xex31d1.htm	Edgar Link	pending
cspi-20230930xex31d2.htm	Edgar Link	pending
cspi-20230930xex32d1.htm	Edgar Link	pending
cspi-20230930xex97d1.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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R32.htm	Edgar Link	pending
cspi-20230930_cal.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
cspi-20230930x10k_htm.xml	Edgar Link	completed
cspi-20230930_def.xml	Edgar Link	unprocessable
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
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R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
cspi-20230930_pre.xml	Edgar Link	unprocessable
cspi-20230930_lab.xml	Edgar Link	unprocessable

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$CSPI
CSP INC /MA/ Stock $cspi

2023 Q4 Form 10-K Financial Statement

#000035603723000045 Filed on December 13, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CSPI CSP INC /MA/ Stock $cspi

2023 Q4 Form 10-K Financial Statement

#000035603723000045 Filed on December 13, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CSPI
CSP INC /MA/ Stock $cspi