$STRL
STERLING INFRASTRUCTURE, INC. Stock $strl

$strl Overview Financials Valuation SEC Filings Company Website

2024 Q3 Form 10-Q Financial Statement

#000087423824000121 Filed on August 06, 2024

Income Statement

Concept	2024 Q3	2024 Q2	2023 Q4
Revenue	$593.7M	$582.8M	$486.0M
YoY Change	5.96%	11.58%	66.66%
Cost Of Revenue	$463.9M	$470.1M	$394.2M
YoY Change	-0.97%	9.31%	76.32%
Gross Profit	$129.8M	$112.7M	$91.76M
YoY Change	41.29%	22.18%	33.04%
Gross Profit Margin	21.86%	19.34%	18.88%
Selling, General & Admin	$30.67M	$27.86M	$26.11M
YoY Change	21.71%	15.9%	93.16%
% of Gross Profit	23.63%	24.71%	28.46%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$13.08M	$12.65M	$14.87M
YoY Change	17.64%	23.45%	10.05%
% of Gross Profit	10.08%	11.22%	16.21%
Operating Expenses	$42.24M	$39.91M	$35.47M
YoY Change	22.07%	24.9%	41.12%
Operating Profit	$87.49M	$72.73M	$56.29M
YoY Change	53.13%	20.69%	51.96%
Interest Expense	$1.305M	-$208.0K	-$991.0K
YoY Change	-142.1%	-96.24%	-82.65%
% of Operating Profit	1.49%	-0.29%	-1.76%
Other Income/Expense, Net
YoY Change
Pretax Income	$88.80M	$72.53M	$54.78M
YoY Change	64.44%	32.5%	57.93%
Income Tax	$23.40M	$17.95M	$12.34M
% Of Pretax Income	26.36%	24.75%	22.53%
Net Earnings	$61.32M	$51.88M	$40.17M
YoY Change	55.82%	31.41%	26.63%
Net Earnings / Revenue	10.33%	8.9%	8.27%
Basic Earnings Per Share	$2.00	$1.68
Diluted Earnings Per Share	$1.97	$1.67	$1.27
COMMON SHARES
Basic Shares Outstanding	30.73M shares	30.86M shares	30.84M shares
Diluted Shares Outstanding	31.07M shares	31.15M shares

Balance Sheet

Concept	2024 Q3	2024 Q2	2023 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$648.1M	$540.0M	$471.6M
YoY Change	58.31%	94.15%	159.75%
Cash & Equivalents	$648.1M	$540.0M	$471.6M
Short-Term Investments
Other Short-Term Assets	$18.09M	$19.51M	$17.88M
YoY Change	-1.25%	32.14%	-38.66%
Inventory
Prepaid Expenses
Receivables	$409.6M	$451.8M	$341.0M
Other Receivables	$7.814M	$5.467M	$17.51M
Total Short-Term Assets	$1.084B	$1.017B	$848.0M
YoY Change	23.71%	42.05%	41.98%
LONG-TERM ASSETS
Property, Plant & Equipment	$325.3M	$327.2M	$300.9M
YoY Change	12.32%	12.98%	9.45%
Goodwill	$281.4M	$281.4M	$281.1M
YoY Change	7.11%	7.11%	7.01%
Intangibles	$315.5M	$319.8M	$328.4M
YoY Change	9.6%	9.66%	9.79%
Long-Term Investments
YoY Change
Other Assets	$17.76M	$19.44M	$18.81M
YoY Change	131.06%	154.2%	145.73%
Total Long-Term Assets	$939.9M	$947.8M	$929.2M
YoY Change	10.86%	11.3%	10.05%
TOTAL ASSETS
Total Short-Term Assets	$1.084B	$1.017B	$848.0M
Total Long-Term Assets	$939.9M	$947.8M	$929.2M
Total Assets	$2.024B	$1.965B	$1.777B
YoY Change	17.39%	25.34%	23.28%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$160.2M	$163.8M	$146.0M
YoY Change	6.64%	16.51%	19.76%
Accrued Expenses	$62.73M	$49.60M	$47.40M
YoY Change	16.38%	14.12%	8.09%
Deferred Revenue	$563.5M	$556.1M	$444.2M
YoY Change	30.38%	65.58%	85.61%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$26.43M	$26.43M	$26.52M
YoY Change	-24.81%	-24.62%	-18.68%
Total Short-Term Liabilities	$839.0M	$820.9M	$678.2M
YoY Change	22.34%	44.58%	51.85%
LONG-TERM LIABILITIES
Long-Term Debt	$296.2M	$302.5M	$315.0M
YoY Change	-7.9%	-8.15%	-21.0%
Other Long-Term Liabilities	$15.67M	$16.93M	$16.57M
YoY Change	150.98%	204.26%	223.94%
Total Long-Term Liabilities	$311.9M	$319.4M	$331.6M
YoY Change	-4.87%	-4.62%	-17.9%
TOTAL LIABILITIES
Total Short-Term Liabilities	$839.0M	$820.9M	$678.2M
Total Long-Term Liabilities	$311.9M	$319.4M	$331.6M
Total Liabilities	$1.293B	$1.284B	$1.153B
YoY Change	13.56%	25.17%	19.66%
SHAREHOLDERS EQUITY
Retained Earnings	$469.3M	$408.0M	$325.0M
YoY Change	64.74%	66.17%	74.39%
Common Stock	$312.0K	$312.0K	$309.0K
YoY Change	1.3%	1.3%	0.98%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$48.90M	$29.01M	$0.00
YoY Change
Treasury Stock Shares
Shareholders Equity	$716.5M	$670.7M	$618.9M
YoY Change
Total Liabilities & Shareholders Equity	$2.024B	$1.965B	$1.777B
YoY Change	17.39%	25.34%	23.28%

Cashflow Statement

Concept	2024 Q3	2024 Q2	2023 Q4
OPERATING ACTIVITIES
Net Income	$61.32M	$51.88M	$40.17M
YoY Change	55.82%	31.41%	26.63%
Depreciation, Depletion And Amortization	$13.08M	$12.65M	$14.87M
YoY Change	17.64%	23.45%	10.05%
Cash From Operating Activities	$152.3M	$121.0M	$147.4M
YoY Change	1.45%	-8.39%	66.58%
INVESTING ACTIVITIES
Capital Expenditures	$14.00M	$28.88M	$15.14M
YoY Change	35.92%	17.21%	15.74%
Acquisitions
YoY Change
Other Investing Activities	-$2.921M	$4.543M	-$46.98M
YoY Change	-365.55%	152.53%	62.81%
Cash From Investing Activities	-$16.92M	-$24.33M	-$62.12M
YoY Change	81.95%	6.55%	48.13%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-27.21M	-37.07M	-23.09M
YoY Change	186.43%	0.76%	52.13%
NET CHANGE
Cash From Operating Activities	152.3M	121.0M	147.4M
Cash From Investing Activities	-16.92M	-24.33M	-62.12M
Cash From Financing Activities	-27.21M	-37.07M	-23.09M
Net Change In Cash	108.1M	59.57M	62.16M
YoY Change	-17.64%	-17.75%	98.24%
FREE CASH FLOW
Cash From Operating Activities	$152.3M	$121.0M	$147.4M
Capital Expenditures	$14.00M	$28.88M	$15.14M
Free Cash Flow	$138.3M	$92.09M	$132.2M
YoY Change	-1.09%	-14.26%	75.4%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024Q2	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2024Q2	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#LongTermDebtCurrent
CY2023Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#LongTermDebtCurrent
CY2024Q2	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#LongTermDebtNoncurrent
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#LongTermDebtNoncurrent
CY2024Q2	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	77034000	usd
CY2023Q4	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	88600000	usd
CY2024Q2	strl	Receivables From And Equity In Construction Joint Ventures ReceivablesFromAndEquityInConstructionJointVentures	5467000	usd
CY2023Q4	strl	Receivables From And Equity In Construction Joint Ventures ReceivablesFromAndEquityInConstructionJointVentures	17506000	usd
CY2024Q2	us-gaap	Other Assets Current OtherAssetsCurrent	19511000	usd
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	17875000	usd
CY2024Q2	us-gaap	Assets Current AssetsCurrent	1016768000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	847979000	usd
CY2024Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	268185000	usd
CY2023Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	243648000	usd
CY2024Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	58970000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	57235000	usd
CY2024Q2	us-gaap	Goodwill Goodwill	281363000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	281117000	usd
CY2024Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	319820000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	328397000	usd
CY2024Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	19444000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	18808000	usd
CY2024Q2	us-gaap	Assets Assets	1964550000	usd
CY2023Q4	us-gaap	Assets Assets	1777184000	usd
CY2024Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	163841000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	145968000	usd
CY2024Q2	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	556134000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	444160000	usd
CY2024Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	26428000	usd
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	26520000	usd
CY2024Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19831000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19641000	usd
CY2024Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	29768000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	27758000	usd
CY2024Q2	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	24854000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	14121000	usd
CY2024Q2	us-gaap	Liabilities Current LiabilitiesCurrent	820856000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	678168000	usd
CY2024Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	302459000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	314996000	usd
CY2024Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	39180000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	37722000	usd
CY2024Q2	strl	Members Interest Subject To Mandatory Redemption And Undistributed Earnings MembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	23811000	usd
CY2023Q4	strl	Members Interest Subject To Mandatory Redemption And Undistributed Earnings MembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	29108000	usd
CY2024Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	80304000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	76764000	usd
CY2024Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	16926000	usd
CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	16573000	usd
CY2024Q2	us-gaap	Liabilities Liabilities	1283536000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	1153331000	usd
CY2024Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2024Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
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CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	58000000	shares
CY2024Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	58000000	shares
CY2024Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	31164000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	30926000	shares
CY2024Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	30876000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	30926000	shares
CY2024Q2	us-gaap	Common Stock Value CommonStockValue	312000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	309000	usd
CY2024Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	291401000	usd
CY2023Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	293570000	usd
CY2024Q2	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	288000	shares
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	0	shares
CY2024Q2	us-gaap	Treasury Stock Value TreasuryStockValue	29006000	usd
CY2023Q4	us-gaap	Treasury Stock Value TreasuryStockValue	0	usd
CY2024Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	407961000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	325034000	usd
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	670668000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	618913000	usd
CY2024Q2	us-gaap	Minority Interest MinorityInterest	10346000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	4940000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	681014000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	623853000	usd
CY2024Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1964550000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1777184000	usd
	us-gaap	Profit Loss ProfitLoss	88333000	usd
	us-gaap	Profit Loss ProfitLoss	60270000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	33183000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	27672000	usd
	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	597000	usd
	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	877000	usd
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	2964000	usd
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	2631000	usd
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	3517000	usd
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	6790000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	9382000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	7003000	usd
	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-38513000	usd
	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-81126000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	170561000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	181107000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1016000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	usd
	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	14000000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	51309000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	38859000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	6944000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	8525000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-45381000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-16334000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	13324000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	67589000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	30142000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	13264000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4328000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-28000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	0	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-56758000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-71917000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	68422000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	92856000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	471563000	usd
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	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1325000	usd
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	705000	usd
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CY2024Q1	us-gaap	Profit Loss ProfitLoss	33759000	usd
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CY2024Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	13015000	usd
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CY2024Q2	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	4273000	usd
CY2024Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	30142000	usd
CY2024Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	370000	usd
CY2024Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	249000	usd
CY2024Q2	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	-29000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	681014000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	477799000	usd
CY2023Q1	us-gaap	Profit Loss ProfitLoss	20040000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	4486000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	218000	usd
CY2023Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	4288000	usd
CY2023Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	498255000	usd
CY2023Q2	us-gaap	Profit Loss ProfitLoss	40230000	usd
CY2023Q2	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	3270000	usd
CY2023Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	199000	usd
CY2023Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	40000	usd
CY2023Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	541914000	usd
	us-gaap	Nature Of Operations NatureOfOperations	<div style="margin-bottom:4pt;text-align:justify"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:88.157%"><tr><td style="width:1.0%"></td><td style="width:2.050%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:79.165%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.485%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">1.</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">NATURE OF OPERATIONS</span></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div style="margin-bottom:9pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Business Summary</span></div><div style="margin-bottom:9pt;text-align:justify;text-indent:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Sterling Infrastructure, Inc., (“Sterling,” “the Company,” “we,” “our” or “us”), a Delaware corporation, operates through a variety of subsidiaries within three segments specializing in E-Infrastructure, Transportation and Building Solutions in the United States, primarily across the Southern, Northeastern, Mid-Atlantic and Rocky Mountain regions and the Pacific Islands. E-Infrastructure Solutions provides advanced, large-scale site development services for manufacturing, data centers, e-commerce distribution centers, warehousing, power generation and more. Transportation Solutions includes infrastructure and rehabilitation projects for highways, roads, bridges, airports, ports, rail and storm drainage systems. Building Solutions includes residential and commercial concrete foundations for single-family and multi-family homes, parking structures, elevated slabs, other concrete work and plumbing services for new single-family residential builds. From strategy to operations, we are committed to sustainability by operating responsibly to safeguard and improve society’s quality of life. Caring for our people and our communities, our customers and our investors – that is The Sterling Way.</span></div>
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:9pt;text-align:justify;text-indent:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Estimates and Judgments—</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of the accompanying Condensed Consolidated Financial Statements in conformance with GAAP requires management to make estimates and judgments that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Certain accounting estimates of the Company require a higher degree of judgment than others in their application. These include the recognition of revenue and earnings from construction contracts over time, the valuation of long-lived assets, goodwill and purchase accounting estimates. Management continually evaluates all of its estimates and judgments based on available information and experience; however, actual results could differ from these estimates.</span></div>
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	usd
CY2024Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	usd
CY2024Q2	strl	Contract With Customer Retainage Asset Current ContractWithCustomerRetainageAssetCurrent	49727000	usd
CY2023Q4	strl	Contract With Customer Retainage Asset Current ContractWithCustomerRetainageAssetCurrent	56855000	usd
CY2024Q2	strl	Contract With Customer Retainage Liability Current ContractWithCustomerRetainageLiabilityCurrent	91852000	usd
CY2023Q4	strl	Contract With Customer Retainage Liability Current ContractWithCustomerRetainageLiabilityCurrent	86895000	usd
CY2024Q2	strl	Contracts Receivable Retainage Percentage Estimated To Be Collected In Next Fiscal Year ContractsReceivableRetainagePercentageEstimatedToBeCollectedInNextFiscalYear	0.70
	strl	Increase Decrease In Contract With Customer Retainage Asset IncreaseDecreaseInContractWithCustomerRetainageAsset	-11566000	usd
	strl	Increase Decrease In Contract With Customer Retainage Liability IncreaseDecreaseInContractWithCustomerRetainageLiability	111974000	usd
CY2024Q2	strl	Contract With Customer Liability Revenue Recognized During The Period ContractWithCustomerLiabilityRevenueRecognizedDuringThePeriod	86113000	usd
	strl	Contract With Customer Liability Revenue Recognized During The Period ContractWithCustomerLiabilityRevenueRecognizedDuringThePeriod	235064000	usd
CY2023Q2	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	49596000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	147426000	usd
CY2024Q2	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2024Q2	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2024Q2	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2023Q4	us-gaap	Restricted Cash RestrictedCash	0	usd
CY2024Q2	us-gaap	Restricted Cash RestrictedCash	0	usd
CY2024Q2	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2098781000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2067016000	usd
CY2024Q2	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.65
CY2024Q2	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2023Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	522325000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	925904000	usd
CY2023Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	522325000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	925904000	usd
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CY2023Q4	us-gaap	Unapproved Change Orders Amount UnapprovedChangeOrdersAmount	5225000	usd
CY2024Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	476830000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	433644000	usd
CY2024Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	208645000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	189996000	usd
CY2024Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	268185000	usd
CY2023Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	243648000	usd
CY2024Q2	us-gaap	Depreciation Depreciation	12645000	usd
	us-gaap	Depreciation Depreciation	24606000	usd
CY2023Q2	us-gaap	Depreciation Depreciation	10243000	usd
	us-gaap	Depreciation Depreciation	20199000	usd
	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P24Y
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CY2024Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	69697000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	389517000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	61120000	usd
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	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	8577000	usd
CY2023Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3737000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	7473000	usd
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CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	344281000	usd
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CY2024Q2	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	2070000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	2765000	usd
CY2024Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	302459000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	314996000	usd
CY2024Q2	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	342000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	695000	usd
CY2023Q2	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	502000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1081000	usd
	strl	Lessee Lease Termination Period LesseeLeaseTerminationPeriod	P10Y
CY2024Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	5684000	usd
CY2023Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	5510000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	11375000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	10464000	usd
CY2024Q2	us-gaap	Short Term Lease Cost ShortTermLeaseCost	6718000	usd
CY2023Q2	us-gaap	Short Term Lease Cost ShortTermLeaseCost	3750000	usd
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	10902000	usd
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	8125000	usd
CY2024Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	67000	usd
CY2023Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	36000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	134000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	73000	usd
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CY2023Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	22000	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	4000	usd
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CY2023Q2	us-gaap	Lease Cost LeaseCost	38000	usd
	us-gaap	Lease Cost LeaseCost	156000	usd
	us-gaap	Lease Cost LeaseCost	77000	usd
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	us-gaap	Operating Lease Payments OperatingLeasePayments	9924000	usd
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	22000	usd
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	4000	usd
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CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19641000	usd
CY2024Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	39180000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	37722000	usd
CY2024Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	59011000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	57363000	usd
CY2024Q2	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	2011000	usd
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CY2024Q2	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	672000	usd
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CY2023Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	195000	usd
CY2024Q2	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	436000	usd
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CY2024Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y
CY2023Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y4M24D
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CY2024Q2	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	78000	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	21259000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	158000	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	14920000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	158000	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	5180000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	158000	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	2691000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	92000	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	4927000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	7294000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	67926000	usd
CY2024Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	644000	usd
CY2024Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	8915000	usd
CY2024Q2	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	85000	usd
CY2024Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	59011000	usd
CY2024Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	559000	usd
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CY2024Q2	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	15952000	usd
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	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	22039000	usd
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	14748000	usd
CY2024Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2000000	usd
CY2023Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	4062000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3517000	usd
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CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14505000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	25556000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21538000	usd
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CY2023Q2	us-gaap	Income Taxes Paid IncomeTaxesPaid	14514000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	13820000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	14514000	usd
CY2024Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.248
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.224
CY2024Q2	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	488000	usd
	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	3388000	usd
CY2024Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8077000	usd
	us-gaap	Unrecognized Tax Benefits Income Tax Penalties Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense	1615000	usd
	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	1073000	usd
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Granted ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted	290000	shares
	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	375000	shares
CY2024Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4273000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8321000	usd
CY2023Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3270000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6031000	usd
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	299000	shares
CY2024Q2	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	299000	shares
CY2024Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	30142000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	30142000	usd
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	51879000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	39480000	usd
	us-gaap	Net Income Loss NetIncomeLoss	82927000	usd
	us-gaap	Net Income Loss NetIncomeLoss	59129000	usd
CY2024Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30914000	shares
CY2023Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30780000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30945000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30699000	shares
CY2024Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	231000	shares
CY2023Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	220000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	213000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	187000	shares
CY2024Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	31145000	shares
CY2023Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	31000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	31158000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	30886000	shares
CY2024Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.68
CY2023Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.28
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.68
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.93
CY2024Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.67
CY2023Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.27
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.66
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.91
CY2024Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	37000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	64000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2023Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-122343000	usd
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-33850000	usd
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-123540000	usd
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-91372000	usd
	strl	Increase Decrease In Receivables From And Equity In Construction Joint Ventures IncreaseDecreaseInReceivablesFromAndEquityInConstructionJointVentures	-12039000	usd
	strl	Increase Decrease In Receivables From And Equity In Construction Joint Ventures IncreaseDecreaseInReceivablesFromAndEquityInConstructionJointVentures	-2715000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2037000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	3430000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	16548000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	18028000	usd
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	16063000	usd
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	6592000	usd
	strl	Increase Decrease In Members Interest Subject To Mandatory Redemption And Undistributed Earnings IncreaseDecreaseInMembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	-5297000	usd
	strl	Increase Decrease In Members Interest Subject To Mandatory Redemption And Undistributed Earnings IncreaseDecreaseInMembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	-301000	usd
	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-38513000	usd
	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-81126000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2023Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	522325000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	925904000	usd
CY2024Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	101000	usd
CY2023Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	59000	usd
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	137000	usd
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	249000	usd
CY2024Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	72734000	usd
CY2023Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	60263000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	114859000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	92890000	usd
CY2024Q2	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2024Q2	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2024Q2	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2024Q2	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false

Files In Submission

Name	View Source	Status
FilingSummary.xml	Edgar Link	unprocessable
0000874238-24-000121-index-headers.html	Edgar Link	pending
0000874238-24-000121-index.html	Edgar Link	pending
0000874238-24-000121.txt	Edgar Link	pending
0000874238-24-000121-xbrl.zip	Edgar Link	pending
a2024063010-kexhibit311.htm	Edgar Link	pending
a2024063010-kexhibit312.htm	Edgar Link	pending
a2024063010-kexhibit321.htm	Edgar Link	pending
a2024063010-kexhibit322.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending
strl-20240630.htm	Edgar Link	pending
strl-20240630.xsd	Edgar Link	pending
strl-20240630_g1.jpg	Edgar Link	pending
strl-20240630_cal.xml	Edgar Link	unprocessable
strl-20240630_def.xml	Edgar Link	unprocessable
strl-20240630_lab.xml	Edgar Link	unprocessable
strl-20240630_pre.xml	Edgar Link	unprocessable
strl-20240630_htm.xml	Edgar Link	completed

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$STRL
STERLING INFRASTRUCTURE, INC. Stock $strl

2024 Q3 Form 10-Q Financial Statement

#000087423824000121 Filed on August 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STRL STERLING INFRASTRUCTURE, INC. Stock $strl

2024 Q3 Form 10-Q Financial Statement

#000087423824000121 Filed on August 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STRL
STERLING INFRASTRUCTURE, INC. Stock $strl