$STRL
STERLING INFRASTRUCTURE, INC. Stock $strl

$strl Overview Financials Valuation SEC Filings Company Website

2024 Q2 Form 10-Q Financial Statement

#000087423824000081 Filed on May 07, 2024

Income Statement

Concept	2024 Q2	2024 Q1	2023 Q1
Revenue	$582.8M	$440.4M	$403.6M
YoY Change	11.58%	9.11%	-1.64%
Cost Of Revenue	$470.1M	$363.5M	$341.8M
YoY Change	9.31%	6.32%	-3.49%
Gross Profit	$112.7M	$76.90M	$61.74M
YoY Change	22.18%	24.56%	9.98%
Gross Profit Margin	19.34%	17.46%	15.3%
Selling, General & Admin	$27.86M	$27.30M	$23.32M
YoY Change	15.9%	17.05%	1.08%
% of Gross Profit	24.71%	35.5%	37.77%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$12.65M	$16.26M	$13.69M
YoY Change	23.45%	18.74%	16.36%
% of Gross Profit	11.22%	21.14%	22.18%
Operating Expenses	$39.91M	$34.74M	$28.93M
YoY Change	24.9%	20.11%	4.74%
Operating Profit	$72.73M	$42.13M	$32.63M
YoY Change	20.69%	29.11%	15.42%
Interest Expense	-$208.0K	-$762.0K	-$5.554M
YoY Change	-96.24%	-86.28%	21.35%
% of Operating Profit	-0.29%	-1.81%	-17.02%
Other Income/Expense, Net
YoY Change
Pretax Income	$72.53M	$41.36M	$27.07M
YoY Change	32.5%	52.78%	3.65%
Income Tax	$17.95M	$7.604M	$7.033M
% Of Pretax Income	24.75%	18.38%	25.98%
Net Earnings	$51.88M	$31.05M	$19.65M
YoY Change	31.41%	58.01%	0.65%
Net Earnings / Revenue	8.9%	7.05%	4.87%
Basic Earnings Per Share	$1.68	$1.00	$0.64
Diluted Earnings Per Share	$1.67	$1.00	$0.64
COMMON SHARES
Basic Shares Outstanding	30.86M shares	30.93M shares	30.59M shares
Diluted Shares Outstanding	31.15M shares	31.19M shares	30.79M shares

Balance Sheet

Concept	2024 Q2	2024 Q1	2023 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$540.0M	$480.4M	$202.6M
YoY Change	94.15%	137.15%	151.98%
Cash & Equivalents	$540.0M	$480.4M	$202.6M
Short-Term Investments
Other Short-Term Assets	$19.51M	$17.88M	$16.09M
YoY Change	32.14%	11.12%	-26.65%
Inventory
Prepaid Expenses
Receivables	$451.8M	$362.3M	$355.6M
Other Receivables	$5.467M	$18.22M	$13.65M
Total Short-Term Assets	$1.017B	$878.9M	$588.0M
YoY Change	42.05%	49.48%	34.89%
LONG-TERM ASSETS
Property, Plant & Equipment	$327.2M	$314.0M	$277.5M
YoY Change	12.98%	13.14%	11.02%
Goodwill	$281.4M	$281.4M	$262.7M
YoY Change	7.11%	7.12%	4.09%
Intangibles	$319.8M	$324.1M	$295.4M
YoY Change	9.66%	9.72%	-1.56%
Long-Term Investments
YoY Change
Other Assets	$19.44M	$19.20M	$7.615M
YoY Change	154.2%	152.19%	69.67%
Total Long-Term Assets	$947.8M	$938.6M	$843.2M
YoY Change	11.3%	11.32%	4.5%
TOTAL ASSETS
Total Short-Term Assets	$1.017B	$878.9M	$588.0M
Total Long-Term Assets	$947.8M	$938.6M	$843.2M
Total Assets	$1.965B	$1.817B	$1.431B
YoY Change	25.34%	27.0%	15.16%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$163.8M	$135.4M	$119.5M
YoY Change	16.51%	13.37%	-16.7%
Accrued Expenses	$49.60M	$38.97M	$34.28M
YoY Change	14.12%	13.69%	-4.6%
Deferred Revenue	$556.1M	$485.0M	$242.3M
YoY Change	65.58%	100.16%	108.57%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$26.43M	$26.47M	$35.06M
YoY Change	-24.62%	-24.5%	15.45%
Total Short-Term Liabilities	$820.9M	$705.7M	$444.7M
YoY Change	44.58%	58.7%	30.98%
LONG-TERM LIABILITIES
Long-Term Debt	$302.5M	$308.7M	$365.5M
YoY Change	-8.15%	-15.55%	-12.41%
Other Long-Term Liabilities	$16.93M	$17.26M	$4.666M
YoY Change	204.26%	269.93%	5.8%
Total Long-Term Liabilities	$319.4M	$326.0M	$370.2M
YoY Change	-4.62%	-11.95%	-12.22%
TOTAL LIABILITIES
Total Short-Term Liabilities	$820.9M	$705.7M	$444.7M
Total Long-Term Liabilities	$319.4M	$326.0M	$370.2M
Total Liabilities	$1.284B	$1.165B	$932.9M
YoY Change	25.17%	24.91%	7.83%
SHAREHOLDERS EQUITY
Retained Earnings	$408.0M	$356.1M	$206.0M
YoY Change	66.17%	72.83%	107.75%
Common Stock	$312.0K	$311.0K	$308.0K
YoY Change	1.3%	0.97%	1.99%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$29.01M
YoY Change
Treasury Stock Shares
Shareholders Equity	$670.7M	$644.6M	$494.7M
YoY Change
Total Liabilities & Shareholders Equity	$1.965B	$1.817B	$1.431B
YoY Change	25.34%	27.0%	15.16%

Cashflow Statement

Concept	2024 Q2	2024 Q1	2023 Q1
OPERATING ACTIVITIES
Net Income	$51.88M	$31.05M	$19.65M
YoY Change	31.41%	58.01%	0.65%
Depreciation, Depletion And Amortization	$12.65M	$16.26M	$13.69M
YoY Change	23.45%	18.74%	16.36%
Cash From Operating Activities	$121.0M	$49.59M	$49.06M
YoY Change	-8.39%	1.09%	155.74%
INVESTING ACTIVITIES
Capital Expenditures	$28.88M	$22.43M	$14.22M
YoY Change	17.21%	57.74%	-5.0%
Acquisitions		$1.016M	$0.00
YoY Change
Other Investing Activities	$4.543M	$1.385M	$20.73M
YoY Change	152.53%	-93.32%	5004.93%
Cash From Investing Activities	-$24.33M	-$21.05M	$6.505M
YoY Change	6.55%	-423.55%	-144.67%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net		$6.678M	$30.84M
YoY Change		-78.35%	420.29%
Cash From Financing Activities	-37.07M	-$19.69M	-$35.13M
YoY Change	0.76%	-43.94%	492.63%
NET CHANGE
Cash From Operating Activities	121.0M	$49.59M	$49.06M
Cash From Investing Activities	-24.33M	-$21.05M	$6.505M
Cash From Financing Activities	-37.07M	-$19.69M	-$35.13M
Net Change In Cash	59.57M	$8.851M	$20.43M
YoY Change	-17.75%	-56.68%	-1662.08%
FREE CASH FLOW
Cash From Operating Activities	$121.0M	$49.59M	$49.06M
Capital Expenditures	$28.88M	$22.43M	$14.22M
Free Cash Flow	$92.09M	$27.16M	$34.84M
YoY Change	-14.26%	-22.04%	726.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024Q1	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2024Q1	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#LongTermDebtCurrent
CY2023Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#LongTermDebtCurrent
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#LongTermDebtNoncurrent
CY2024Q1	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#LongTermDebtNoncurrent
CY2024Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	363456000	usd
CY2023Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	341837000	usd
CY2024Q1	us-gaap	Gross Profit GrossProfit	76904000	usd
CY2023Q1	us-gaap	Gross Profit GrossProfit	61742000	usd
CY2024Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	27298000	usd
CY2023Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	23321000	usd
CY2024Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4297000	usd
CY2023Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3736000	usd
CY2024Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	36000	usd
CY2023Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	190000	usd
CY2024Q1	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-3148000	usd
CY2023Q1	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-1868000	usd
CY2024Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	42125000	usd
CY2023Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	32627000	usd
CY2024Q1	us-gaap	Interest Income Other InterestIncomeOther	5902000	usd
CY2023Q1	us-gaap	Interest Income Other InterestIncomeOther	1974000	usd
CY2024Q1	strl	Interest Expense And Accreted Interest InterestExpenseAndAccretedInterest	6664000	usd
CY2023Q1	strl	Interest Expense And Accreted Interest InterestExpenseAndAccretedInterest	7528000	usd
CY2024Q1	strl	Income Before Income Taxes And Earnings Attributable To Noncontrolling Interests IncomeBeforeIncomeTaxesAndEarningsAttributableToNoncontrollingInterests	41363000	usd
CY2023Q1	strl	Income Before Income Taxes And Earnings Attributable To Noncontrolling Interests IncomeBeforeIncomeTaxesAndEarningsAttributableToNoncontrollingInterests	27073000	usd
CY2024Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7604000	usd
CY2023Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7033000	usd
CY2024Q1	us-gaap	Profit Loss ProfitLoss	33759000	usd
CY2023Q1	us-gaap	Profit Loss ProfitLoss	20040000	usd
CY2024Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2711000	usd
CY2023Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	391000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	31048000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	19649000	usd
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.00
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.64
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.00
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.64
CY2024Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30977000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30618000	shares
CY2024Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	31186000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	30789000	shares
CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	480414000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	471563000	usd
CY2024Q1	us-gaap	Receivables Long Term Contracts Or Programs ReceivablesLongTermContractsOrPrograms	274010000	usd
CY2023Q4	us-gaap	Receivables Long Term Contracts Or Programs ReceivablesLongTermContractsOrPrograms	252435000	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	88329000	usd
CY2023Q4	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	88600000	usd
CY2024Q1	strl	Receivables From And Equity In Construction Joint Ventures ReceivablesFromAndEquityInConstructionJointVentures	18222000	usd
CY2023Q4	strl	Receivables From And Equity In Construction Joint Ventures ReceivablesFromAndEquityInConstructionJointVentures	17506000	usd
CY2024Q1	us-gaap	Other Assets Current OtherAssetsCurrent	17883000	usd
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	17875000	usd
CY2024Q1	us-gaap	Assets Current AssetsCurrent	878858000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	847979000	usd
CY2024Q1	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	258802000	usd
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CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	55169000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	57235000	usd
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CY2023Q4	us-gaap	Goodwill Goodwill	281117000	usd
CY2024Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	324100000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	328397000	usd
CY2024Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	19204000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	18808000	usd
CY2024Q1	us-gaap	Assets Assets	1817496000	usd
CY2023Q4	us-gaap	Assets Assets	1777184000	usd
CY2024Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	135426000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	145968000	usd
CY2024Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	485049000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	444160000	usd
CY2024Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	26469000	usd
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	26520000	usd
CY2024Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19143000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19641000	usd
CY2024Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	19831000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	27758000	usd
CY2024Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	19799000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	14121000	usd
CY2024Q1	us-gaap	Liabilities Current LiabilitiesCurrent	705717000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	678168000	usd
CY2024Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	308721000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	314996000	usd
CY2024Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	36180000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	37722000	usd
CY2024Q1	strl	Members Interest Subject To Mandatory Redemption And Undistributed Earnings MembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	19097000	usd
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CY2024Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	78303000	usd
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CY2024Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	17261000	usd
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CY2024Q1	us-gaap	Liabilities Liabilities	1165279000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	1153331000	usd
CY2024Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
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CY2024Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	58000000	shares
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	58000000	shares
CY2024Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	31160000	shares
CY2024Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	31160000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	30926000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	30926000	shares
CY2024Q1	us-gaap	Common Stock Value CommonStockValue	311000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	309000	usd
CY2024Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	288173000	usd
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CY2024Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	356082000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	325034000	usd
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CY2024Q1	us-gaap	Minority Interest MinorityInterest	7651000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	4940000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	652217000	usd
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CY2023Q1	us-gaap	Profit Loss ProfitLoss	20040000	usd
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CY2023Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13692000	usd
CY2024Q1	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	305000	usd
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CY2023Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	1672000	usd
CY2024Q1	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1517000	usd
CY2023Q1	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	2728000	usd
CY2024Q1	us-gaap	Share Based Compensation ShareBasedCompensation	4586000	usd
CY2023Q1	us-gaap	Share Based Compensation ShareBasedCompensation	3240000	usd
CY2024Q1	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	6249000	usd
CY2023Q1	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-10608000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	49591000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	49058000	usd
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CY2023Q1	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	14000000	usd
CY2024Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22432000	usd
CY2023Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	14221000	usd
CY2024Q1	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2401000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	6726000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-21047000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	6505000	usd
CY2024Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	6678000	usd
CY2023Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	30843000	usd
CY2024Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	13015000	usd
CY2023Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4288000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-19693000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-35131000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	8851000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	20432000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	471563000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	185265000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	480414000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	205697000	usd
CY2024Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	0	usd
CY2023Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	3121000	usd
CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	480414000	usd
CY2023Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	202576000	usd
CY2024Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	6499000	usd
CY2023Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	998000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	623853000	usd
CY2024Q1	us-gaap	Profit Loss ProfitLoss	33759000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	7248000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	372000	usd
CY2024Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	13015000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	652217000	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
CY2024Q1	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>
CY2024Q1	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2024Q1	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>
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	usd
CY2024Q1	strl	Contract With Customer Retainage Asset Current ContractWithCustomerRetainageAssetCurrent	59273000	usd
CY2023Q4	strl	Contract With Customer Retainage Asset Current ContractWithCustomerRetainageAssetCurrent	56855000	usd
CY2024Q1	strl	Contract With Customer Retainage Liability Current ContractWithCustomerRetainageLiabilityCurrent	79077000	usd
CY2023Q4	strl	Contract With Customer Retainage Liability Current ContractWithCustomerRetainageLiabilityCurrent	86895000	usd
CY2024Q1	strl	Contracts Receivable Retainage Percentage Estimated To Be Collected In Next Fiscal Year ContractsReceivableRetainagePercentageEstimatedToBeCollectedInNextFiscalYear	0.70
CY2024Q1	strl	Increase Decrease In Contract With Customer Retainage Asset IncreaseDecreaseInContractWithCustomerRetainageAsset	-271000	usd
CY2024Q1	strl	Increase Decrease In Contract With Customer Retainage Liability IncreaseDecreaseInContractWithCustomerRetainageLiability	40889000	usd
CY2024Q1	strl	Contract With Customer Liability Revenue Recognized During The Period ContractWithCustomerLiabilityRevenueRecognizedDuringThePeriod	148951000	usd
CY2023Q1	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	97830000	usd
CY2024Q1	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2024Q1	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2024Q1	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2024Q1	us-gaap	Restricted Cash RestrictedCash	0	usd
CY2023Q4	us-gaap	Restricted Cash RestrictedCash	0	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2352126000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2067016000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.65
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	403579000	usd
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	403579000	usd
CY2024Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	457890000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	433644000	usd
CY2024Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	199088000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	189996000	usd
CY2024Q1	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	258802000	usd
CY2023Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	243648000	usd
CY2024Q1	us-gaap	Depreciation Depreciation	11961000	usd
CY2023Q1	us-gaap	Depreciation Depreciation	9956000	usd
CY2024Q1	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P24Y
CY2024Q1	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	389517000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	65417000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	389517000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	61120000	usd
CY2024Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4297000	usd
CY2023Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3736000	usd
CY2024Q1	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	337602000	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	344281000	usd
CY2024Q1	strl	Long Term Debt Current Maturities Gross LongTermDebtCurrentMaturitiesGross	26469000	usd
CY2023Q4	strl	Long Term Debt Current Maturities Gross LongTermDebtCurrentMaturitiesGross	26520000	usd
CY2024Q1	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	2412000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	2765000	usd
CY2024Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	308721000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	314996000	usd
CY2024Q1	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	353000	usd
CY2023Q1	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	579000	usd
CY2024Q1	strl	Lessee Lease Termination Period LesseeLeaseTerminationPeriod	P10Y
CY2024Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	5691000	usd
CY2023Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	4954000	usd
CY2024Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	4184000	usd
CY2023Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	4375000	usd
CY2024Q1	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	67000	usd
CY2023Q1	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	37000	usd
CY2024Q1	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	11000	usd
CY2023Q1	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	usd
CY2024Q1	us-gaap	Lease Cost LeaseCost	78000	usd
CY2023Q1	us-gaap	Lease Cost LeaseCost	39000	usd
CY2024Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	5335000	usd
CY2023Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	4788000	usd
CY2024Q1	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	11000	usd
CY2023Q1	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	2000	usd
CY2024Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	67000	usd
CY2023Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	37000	usd
CY2024Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2339000	usd
CY2023Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	6956000	usd
CY2024Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	usd
CY2023Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	usd
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	55169000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	57235000	usd
CY2024Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19143000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19641000	usd
CY2024Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	36180000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	37722000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	55323000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	57363000	usd
CY2024Q1	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	2011000	usd
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	2011000	usd
CY2024Q1	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	1286000	usd
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	1232000	usd
CY2024Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	725000	usd
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	779000	usd
CY2024Q1	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	159000	usd
CY2023Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	195000	usd
CY2024Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	468000	usd
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	498000	usd
CY2024Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	627000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	693000	usd
CY2024Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y8M12D
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y8M12D
CY2024Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y1M6D
CY2023Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y4M24D
CY2024Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.058
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.058
CY2024Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.068
CY2023Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.066
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	16773000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	157000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	19813000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	157000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	13403000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	158000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	3638000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	158000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1742000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	92000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1775000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	4599000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	61743000	usd
CY2024Q1	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	722000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	6420000	usd
CY2024Q1	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	95000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	55323000	usd
CY2024Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	627000	usd
CY2024Q1	strl	Consolidated Entities Ownership Percentage ConsolidatedEntitiesOwnershipPercentage	0.50
CY2024Q1	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	6087000	usd
CY2023Q1	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	4305000	usd
CY2024Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1517000	usd
CY2023Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2728000	usd
CY2024Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7604000	usd
CY2023Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7033000	usd
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CY2023Q1	us-gaap	Income Taxes Paid IncomeTaxesPaid	0	usd
CY2024Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.184
CY2024Q1	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	2900000	usd
CY2024Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8077000	usd
CY2024Q1	us-gaap	Unrecognized Tax Benefits Income Tax Penalties Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense	1615000	usd
CY2024Q1	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	871000	usd
CY2024Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Granted ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted	281000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	358000	shares
CY2024Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4048000	usd
CY2023Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2761000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	31048000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	19649000	usd
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CY2023Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30618000	shares
CY2024Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	209000	shares
CY2023Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	171000	shares
CY2024Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	31186000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	30789000	shares
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.00
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.64
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.00
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.64
CY2024Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	44000	shares
CY2023Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2024Q1	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-21581000	usd
CY2023Q1	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	32498000	usd
CY2024Q1	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-41160000	usd
CY2023Q1	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	12662000	usd
CY2024Q1	strl	Increase Decrease In Receivables From And Equity In Construction Joint Ventures IncreaseDecreaseInReceivablesFromAndEquityInConstructionJointVentures	716000	usd
CY2023Q1	strl	Increase Decrease In Receivables From And Equity In Construction Joint Ventures IncreaseDecreaseInReceivablesFromAndEquityInConstructionJointVentures	-474000	usd
CY2024Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	70000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	1501000	usd
CY2024Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-17041000	usd
CY2023Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3415000	usd
CY2024Q1	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	2010000	usd
CY2023Q1	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-1608000	usd
CY2024Q1	strl	Increase Decrease In Members Interest Subject To Mandatory Redemption And Undistributed Earnings IncreaseDecreaseInMembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	-10011000	usd
CY2023Q1	strl	Increase Decrease In Members Interest Subject To Mandatory Redemption And Undistributed Earnings IncreaseDecreaseInMembersInterestSubjectToMandatoryRedemptionAndUndistributedEarnings	-3178000	usd
CY2024Q1	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	6249000	usd
CY2023Q1	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-10608000	usd
CY2024Q1	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	403579000	usd
CY2024Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	36000	usd
CY2023Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	190000	usd
CY2024Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	42125000	usd
CY2023Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	32627000	usd
CY2024Q1	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2024Q1	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2024Q1	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2024Q1	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false

Files In Submission

Name	View Source	Status
0000874238-24-000081-index-headers.html	Edgar Link	pending
0000874238-24-000081-index.html	Edgar Link	pending
0000874238-24-000081.txt	Edgar Link	pending
0000874238-24-000081-xbrl.zip	Edgar Link	pending
a2024033110-kexhibit311.htm	Edgar Link	pending
a2024033110-kexhibit312.htm	Edgar Link	pending
a2024033110-kexhibit321.htm	Edgar Link	pending
a2024033110-kexhibit322.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
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R68.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
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R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
strl-20240331.htm	Edgar Link	pending
strl-20240331.xsd	Edgar Link	pending
strl-20240331_g1.jpg	Edgar Link	pending
strl-20240331_def.xml	Edgar Link	unprocessable
strl-20240331_lab.xml	Edgar Link	unprocessable
strl-20240331_pre.xml	Edgar Link	unprocessable
strl-20240331_htm.xml	Edgar Link	completed
FilingSummary.xml	Edgar Link	unprocessable
strl-20240331_cal.xml	Edgar Link	unprocessable

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$STRL
STERLING INFRASTRUCTURE, INC. Stock $strl

2024 Q2 Form 10-Q Financial Statement

#000087423824000081 Filed on May 07, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STRL STERLING INFRASTRUCTURE, INC. Stock $strl

2024 Q2 Form 10-Q Financial Statement

#000087423824000081 Filed on May 07, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STRL
STERLING INFRASTRUCTURE, INC. Stock $strl