$BLDR
Builders FirstSource, Inc. Stock $bldr

$bldr Overview Financials Valuation SEC Filings Company Website

2015 Form 10-K Financial Statement

#000156459016014562 Filed on March 11, 2016

Income Statement

Concept	2015	2014 Q4	2014 Q3
Revenue	$3.564B	$396.7M	$434.9M
YoY Change	122.21%	7.48%	7.94%
Cost Of Revenue	$2.663B	$306.1M	$337.3M
YoY Change	113.54%	6.92%	8.67%
Gross Profit	$901.5M	$90.64M	$97.65M
YoY Change	152.52%	9.4%	5.57%
Gross Profit Margin	25.29%	22.85%	22.45%
Selling, General & Admin	$810.7M	$79.70M	$82.00M
YoY Change	163.74%	14.68%	13.42%
% of Gross Profit	89.93%	87.93%	83.98%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$58.28M	$3.100M	$2.400M
YoY Change	585.65%	55.0%	20.0%
% of Gross Profit	6.46%	3.42%	2.46%
Operating Expenses	$810.7M	$79.70M	$81.90M
YoY Change	163.74%	14.84%	13.12%
Operating Profit	$90.62M	$10.94M	$15.75M
YoY Change	81.17%	-18.67%	-21.63%
Interest Expense	$109.2M	-$8.600M	-$6.400M
YoY Change	259.81%	0.0%	-14.67%
% of Operating Profit	120.51%	-78.64%	-40.64%
Other Income/Expense, Net
YoY Change
Pretax Income	-$18.58M	$2.600M	$9.192M
YoY Change	-194.47%	-45.83%	-28.19%
Income Tax	$4.387M	$500.0K	$500.0K
% Of Pretax Income		19.23%	5.44%
Net Earnings	-$22.83M	$2.421M	$8.504M
YoY Change	-225.79%	-46.54%	-33.53%
Net Earnings / Revenue	-0.64%	0.61%	1.96%
Basic Earnings Per Share	-$0.22	$0.02	$0.09
Diluted Earnings Per Share	-$0.22	$0.02	$0.07
COMMON SHARES
Basic Shares Outstanding	103.2M		98.10M
Diluted Shares Outstanding	103.2M		100.4M

Balance Sheet

Concept	2015	2014 Q4	2014 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$65.10M	$17.80M	$67.80M
YoY Change	265.73%	-67.46%	34.52%
Cash & Equivalents	$65.10M	$17.77M	$67.80M
Short-Term Investments
Other Short-Term Assets	$29.90M	$27.26M	$23.60M
YoY Change	160.0%	178.35%	101.71%
Inventory	$513.0M	$138.2M	$134.2M
Prepaid Expenses
Receivables	$528.5M	$140.1M	$170.8M
Other Receivables	$57.80M	$24.07M	$0.00
Total Short-Term Assets	$1.194B	$331.5M	$396.3M
YoY Change	260.27%	0.11%	12.78%
LONG-TERM ASSETS
Property, Plant & Equipment	$734.3M	$75.68M	$62.40M
YoY Change	870.01%	53.22%	34.48%
Goodwill		$139.8M
YoY Change		25.7%
Intangibles		$17.23M	$8.772M
YoY Change		1983.19%
Long-Term Investments
YoY Change
Other Assets	$24.20M	$8.449M	$19.81M
YoY Change	146.94%	-63.69%	-20.43%
Total Long-Term Assets	$1.688B	$242.5M	$213.0M
YoY Change	595.67%	31.32%	16.74%
TOTAL ASSETS
Total Short-Term Assets	$1.194B	$331.5M	$396.3M
Total Long-Term Assets	$1.688B	$242.5M	$213.0M
Total Assets	$2.882B	$574.1M	$609.3M
YoY Change	402.0%	11.29%	14.13%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$365.3M	$74.43M	$97.23M
YoY Change	390.99%	-8.17%	6.96%
Accrued Expenses	$255.7M	$67.67M	$76.44M
YoY Change	315.1%	49.34%	26.35%
Deferred Revenue
YoY Change
Short-Term Debt	$46.80M	$0.00	$0.00
YoY Change
Long-Term Debt Due	$29.20M	$30.07M	$30.07M
YoY Change	-2.99%	44786.57%	29972.0%
Total Short-Term Liabilities	$735.2M	$172.2M	$203.7M
YoY Change	326.95%	36.18%	34.48%
LONG-TERM LIABILITIES
Long-Term Debt	$1.923B	$353.8M	$353.8M
YoY Change	457.57%	-0.02%	-0.01%
Other Long-Term Liabilities	$63.60M	$10.43M	$16.52M
YoY Change	511.54%	-22.61%	-28.18%
Total Long-Term Liabilities	$1.986B	$364.3M	$370.4M
YoY Change	459.15%	-0.85%	-1.73%
TOTAL LIABILITIES
Total Short-Term Liabilities	$735.2M	$172.2M	$203.7M
Total Long-Term Liabilities	$1.986B	$364.3M	$370.4M
Total Liabilities	$2.733B	$533.9M	$574.1M
YoY Change	411.86%	6.67%	8.65%
SHAREHOLDERS EQUITY
Retained Earnings		-$340.9M	-$343.3M
YoY Change		-5.06%
Common Stock		$381.1M	$378.5M
YoY Change		1.78%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$149.2M	$40.20M	$35.24M
YoY Change
Total Liabilities & Shareholders Equity	$2.882B	$574.1M	$609.3M
YoY Change	402.0%	11.29%	14.13%

Cashflow Statement

Concept	2015	2014 Q4	2014 Q3
OPERATING ACTIVITIES
Net Income	-$22.83M	$2.421M	$8.504M
YoY Change	-225.79%	-46.54%	-33.53%
Depreciation, Depletion And Amortization	$58.28M	$3.100M	$2.400M
YoY Change	585.65%	55.0%	20.0%
Cash From Operating Activities	$177.0M	-$3.000M	$29.80M
YoY Change	543.92%	-134.88%	0.34%
INVESTING ACTIVITIES
Capital Expenditures	$43.81M	-$11.20M	-$2.400M
YoY Change	70.36%	96.49%	-50.0%
Acquisitions	$1.469B
YoY Change	2017.93%
Other Investing Activities	-$1.464B	-$36.10M	-$24.30M
YoY Change	2018.96%	-4111.11%	-2309.09%
Cash From Investing Activities	-$1.508B	-$47.20M	-$26.80M
YoY Change	1490.1%	904.26%	605.26%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	-$110.3M
YoY Change	-8547.4%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	1.378B	300.0K	30.10M
YoY Change	4430.31%	-40.0%	-2836.36%
NET CHANGE
Cash From Operating Activities	177.0M	-3.000M	29.80M
Cash From Investing Activities	-1.508B	-47.20M	-26.80M
Cash From Financing Activities	1.378B	300.0K	30.10M
Net Change In Cash	47.29M	-49.90M	33.10M
YoY Change	-228.08%	-1234.09%	33.47%
FREE CASH FLOW
Cash From Operating Activities	$177.0M	-$3.000M	$29.80M
Capital Expenditures	$43.81M	-$11.20M	-$2.400M
Free Cash Flow	$133.2M	$8.200M	$32.20M
YoY Change	7397.07%	-42.66%	-6.67%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2014	us-gaap	Operating Income Loss OperatingIncomeLoss	50018000
CY2014	us-gaap	Interest Expense InterestExpense	30349000
CY2013	us-gaap	Interest Expense InterestExpense	89638000
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-41596000
CY2015	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2013	us-gaap	Gross Profit GrossProfit	319920000
CY2013	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	271878000
CY2013	us-gaap	Operating Income Loss OperatingIncomeLoss	48042000
CY2013	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1169972000
CY2015	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2015	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2015Q2	dei	Entity Public Float EntityPublicFloat	629900000
CY2013	us-gaap	Sales Revenue Net SalesRevenueNet	1489892000
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4387000
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-22831000
CY2015	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2013	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-42691000
CY2013	us-gaap	Net Income Loss NetIncomeLoss	-42691000
CY2016Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	110073332
CY2014	us-gaap	Net Income Loss NetIncomeLoss	18150000
CY2015	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2015	dei	Trading Symbol TradingSymbol	BLDR
CY2014	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	98050000
CY2013	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.44
CY2013	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	96449000
CY2014	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	100522000
CY2013	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	96449000
CY2015Q4	us-gaap	Other Assets Current OtherAssetsCurrent	29899000
CY2014	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.18
CY2015	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-22969000
CY2014	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	18558000
CY2015	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	138000
CY2014	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-408000
CY2013	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-326000
CY2015	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.22
CY2014	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.19
CY2013	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.44
CY2015	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2014	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2013	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.22
CY2014	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.19
CY2013	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.44
CY2015	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.22
CY2014	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.18
CY2013	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.44
CY2015	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0.00
CY2014	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0.00
CY2013	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0.00
CY2015	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	0
CY2014	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	0
CY2014Q4	us-gaap	Assets Assets	574065000
CY2015Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	365347000
CY2015Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	293905000
CY2015Q4	us-gaap	Assets Current AssetsCurrent	1194329000
CY2015Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	734329000
CY2014Q4	us-gaap	Goodwill Goodwill	139774000
CY2014Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	17228000
CY2014Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8449000
CY2014Q4	us-gaap	Liabilities Current LiabilitiesCurrent	172167000
CY2013	us-gaap	Share Based Compensation ShareBasedCompensation	4245000
CY2014	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	69337000
CY2014	us-gaap	Share Based Compensation ShareBasedCompensation	6157000
CY2014	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-1113000
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-46854000
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	6848000
CY2015	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-74089000
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	177034000
CY2014	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	27493000
CY2014	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	25716000
CY2014	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	213000
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CY2014	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1831000
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	986000
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CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1378303000
CY2014	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	30424000
CY2015	us-gaap	Net Income Loss NetIncomeLoss	-22831000
CY2014	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	18150000
CY2015	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	6320000
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.22
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103190000
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	103190000
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	90617000
CY2014	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	19669000
CY2015	us-gaap	Interest Expense InterestExpense	109199000
CY2013	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	769000
CY2013	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-42365000
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-18582000
CY2014	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1111000
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CY2014	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	-456000
CY2013	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	1502000
CY2014	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	524000
CY2015	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2285000
CY2013	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	4245000
CY2013	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1754000
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CY2013	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1036000
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CY2014	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	6157000
CY2013	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	284000
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CY2015Q4	bldr	Long Term Debt And Lease Obligations Current LongTermDebtAndLeaseObligationsCurrent	29153000
CY2014Q4	bldr	Long Term Debt And Lease Obligations Current LongTermDebtAndLeaseObligationsCurrent	30074000
CY2015Q4	us-gaap	Liabilities Current LiabilitiesCurrent	735238000
CY2015Q4	bldr	Long Term Debt And Lease Obligations LongTermDebtAndLeaseObligations	1922518000
CY2014Q4	bldr	Long Term Debt And Lease Obligations LongTermDebtAndLeaseObligations	344829000
CY2015Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	11502000
CY2013	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	0
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CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	17773000
CY2015Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	528544000
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CY2015Q4	us-gaap	Inventory Net InventoryNet	513045000
CY2015Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	5585000
CY2014Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	1395000
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CY2014Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	6441000
CY2015Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	63585000
CY2014Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	10428000
CY2015Q4	us-gaap	Liabilities Liabilities	2732843000
CY2014Q4	us-gaap	Liabilities Liabilities	533865000
CY2015Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2014Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2015Q4	us-gaap	Preferred Stock Value PreferredStockValue
CY2014Q4	us-gaap	Preferred Stock Value PreferredStockValue
CY2015Q4	us-gaap	Common Stock Value CommonStockValue	1097000
CY2014Q4	us-gaap	Common Stock Value CommonStockValue	982000
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CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	40200000
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CY2014Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	574065000
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CY2014Q4	bldr	Allowances On Trade Accounts Receivable Current AllowancesOnTradeAccountsReceivableCurrent	3153000
CY2015Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
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CY2014Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000
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CY2014Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
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CY2014Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
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CY2015Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000
CY2014Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000
CY2013Q4	bldr	Reserve For Credit Memos And Customer Returns ReserveForCreditMemosAndCustomerReturns	1200000
CY2015	bldr	Depreciation And Amortization Of Long Lived Assets DepreciationAndAmortizationOfLongLivedAssets	58280000
CY2015	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	801000
CY2015	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	18630000
CY2014	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2432000
CY2013	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4067000
CY2015	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	299000
CY2013	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	7794000
CY2015	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	4563000
CY2015Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	109726000
CY2014Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	98226000
CY2015Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	109726000
CY2014Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	98226000
CY2014	bldr	Depreciation And Amortization Of Long Lived Assets DepreciationAndAmortizationOfLongLivedAssets	9519000
CY2013	bldr	Depreciation And Amortization Of Long Lived Assets DepreciationAndAmortizationOfLongLivedAssets	9305000
CY2015	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2114000
CY2013	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	917000
CY2014	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-274000
CY2013	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	900000
CY2013	us-gaap	Other Adjustments To Income Discontinued Operations OtherAdjustmentsToIncomeDiscontinuedOperations	195000
CY2014	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	114000
CY2013	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	1344000
CY2014	bldr	Increase Decrease In Accounts Payable And Checks Outstanding IncreaseDecreaseInAccountsPayableAndChecksOutstanding	-5410000
CY2013	bldr	Increase Decrease In Accounts Payable And Checks Outstanding IncreaseDecreaseInAccountsPayableAndChecksOutstanding	1332000
CY2013	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	8221000
CY2013	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-47576000
CY2013	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	15051000
CY2013	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2592000
CY2013	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-13030000
CY2014	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-94840000
CY2013	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	571000
CY2014	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	30000000
CY2013	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	30000000
CY2013	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	30000000
CY2015	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	700000000
CY2013	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	350000000
CY2015	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	594000000
CY2015	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-4213000
CY2014	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-67000
CY2013	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-364778000
CY2015	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	58525000
CY2014	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	34000
CY2013	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	37000
CY2015	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	111309000
CY2013	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1754000
CY2013	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1036000
CY2013	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-29731000
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	47290000
CY2014	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-36923000
CY2013	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-76736000
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	54696000
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	131432000
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	48096000
CY2014	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1831000
CY2014	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1306000
CY2015	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	111309000
CY2015	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	6848000
CY2015	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	6718000
CY2015	bldr	Stock Issued During Period Value Stock Warrants Exercised StockIssuedDuringPeriodValueStockWarrantsExercised	7937000
CY2015	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	986000
CY2015	us-gaap	Use Of Estimates UseOfEstimates	<div> <p style="margin-bottom:0pt;margin-top:18pt;text-indent:0%;font-weight:bold;font-style:italic;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">Accounting Estimates </p> <p style="margin-bottom:0pt;margin-top:6pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:4.54%;">The preparation of financial statements in conformity with generally accepted accounting principles (“GAAP”) in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosures of contingent assets and liabilities at the date of the financial statements, and the reported amounts of revenues and expenses during the reporting period. Actual results could materially differ from those estimates. </p> <p style="margin-bottom:0pt;margin-top:12pt;text-indent:4.54%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Estimates are used when accounting for items such as revenue, vendor rebates, allowance for returns, discounts and doubtful accounts, employee compensation programs, depreciation and amortization periods, income taxes, inventory values, insurance programs, goodwill, other intangible assets and long-lived assets. </p></div>
CY2015	us-gaap	Nature Of Operations NatureOfOperations	<div> <p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">1. <font style="text-decoration:underline;">Description of the Business</font> </p> <p style="margin-bottom:0pt;margin-top:6pt;text-indent:4.54%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Builders FirstSource, Inc., a Delaware corporation formed in 1998, is a leading supplier of building materials, manufactured components and construction services to professional contractors, sub-contractors, and consumers.  Following our acquisition of ProBuild Holdings LLC (“ProBuild”) in July 2015, the company operates locations in 40 states across the United States. </p> <p style="margin-bottom:0pt;margin-top:12pt;text-indent:4.54%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">In this annual report, references to the “Company,” “we,” “our,” “ours” or “us” refer to Builders FirstSource, Inc. and its consolidated subsidiaries (including ProBuild as of July 31, 2015), unless otherwise stated or the context otherwise requires. </p> <p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;;font-size:9pt;"> </p></div>
CY2015	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div> <p style="margin-bottom:0pt;margin-top:6pt;text-indent:0%;font-weight:bold;font-style:italic;font-size:10pt;font-family:Times New Roman;text-transform:none;font-variant: normal;">Balance Sheet Reclassification</p> <p style="margin-bottom:0pt;margin-top:6pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:4.54%;">Certain prior period amounts have been reclassified to conform to the current year presentation due to the ProBuild acquisition and the adoption of updated accounting guidance.</p> <p style="margin-bottom:0pt;margin-top:12pt;text-indent:4.54%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">The accompanying consolidated balance sheet as of December 31, 2014 has been recast to present deferred loan costs associated with term debt as a reduction to long-term debt instead of a component of other assets. In the accompanying condensed consolidated balance sheet as of December 31, 2014, $9.0 million has been reclassified from other assets to long-term debt. Deferred loan costs associated with revolving debt arrangements continue to be presented as a component of other assets. Previously the Company presented all deferred loan costs as a component of other assets. This change in accounting principle was made in accordance with the updated guidance issued by the Financial Standards Accounting Board (“FASB”) described below under “Recently Issued Accounting Pronouncements”. This update had no impact on guidance relating to the recognition and measurement of deferred loan costs.</p></div>
CY2014	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	6082819000
CY2015	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	-10433000
CY2014	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	-127880000
CY2015	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	-0.10
CY2014	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	-1.19
CY2015	us-gaap	Year Founded YearFounded	1998
CY2015Q4	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	40
CY2015	bldr	Usual Completion Period For Contracts With Service Elements UsualCompletionPeriodForContractsWithServiceElements	P30D
CY2015	bldr	Maximum Percentage Of Net Sales Attributable To Single Customer MaximumPercentageOfNetSalesAttributableToSingleCustomer	0.05
CY2015Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	536593000
CY2014Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	143217000
CY2014Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1734000
CY2013Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2413000
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1864000
CY2015	bldr	Allowance For Doubtful Accounts Receivable Write Offs Net Of Recoveries AllowanceForDoubtfulAccountsReceivableWriteOffsNetOfRecoveries	-226000
CY2014	bldr	Allowance For Doubtful Accounts Receivable Write Offs Net Of Recoveries AllowanceForDoubtfulAccountsReceivableWriteOffsNetOfRecoveries	405000
CY2013	bldr	Allowance For Doubtful Accounts Receivable Write Offs Net Of Recoveries AllowanceForDoubtfulAccountsReceivableWriteOffsNetOfRecoveries	351000
CY2015Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4245000
CY2015Q4	bldr	Reserve For Credit Memos And Customer Returns ReserveForCreditMemosAndCustomerReturns	3800000
CY2014Q4	bldr	Reserve For Credit Memos And Customer Returns ReserveForCreditMemosAndCustomerReturns	1400000
CY2015	bldr	Maximum Percentage Of Aggregate Material Purchases From Single Supplier MaximumPercentageOfAggregateMaterialPurchasesFromSingleSupplier	0.07
CY2015	us-gaap	Shipping Handling And Transportation Costs ShippingHandlingAndTransportationCosts	171900000
CY2014	us-gaap	Shipping Handling And Transportation Costs ShippingHandlingAndTransportationCosts	79700000
CY2013	us-gaap	Shipping Handling And Transportation Costs ShippingHandlingAndTransportationCosts	71100000
CY2014	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2472000
CY2015Q4	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	0
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y9M18D
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.752
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.921
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0000
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0000
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0175
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0183
CY2015	us-gaap	Interest Paid InterestPaid	55028000
CY2014	us-gaap	Interest Paid InterestPaid	28338000
CY2013	us-gaap	Interest Paid InterestPaid	78232000
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1409000
CY2015	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	-0.10
CY2014	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	-1.19
CY2015	us-gaap	Depreciation Depreciation	46300000
CY2014	us-gaap	Depreciation Depreciation	8500000
CY2014	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	456000
CY2013	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	407000
CY2015	bldr	Tax Amortization Period For Acquired Goodwill TaxAmortizationPeriodForAcquiredGoodwill	P15Y
CY2015	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	6066792000
CY2013	us-gaap	Depreciation Depreciation	8900000
CY2015	us-gaap	Cost Of Goods And Services Sold Depreciation And Amortization CostOfGoodsAndServicesSoldDepreciationAndAmortization	5300000
CY2014	us-gaap	Cost Of Goods And Services Sold Depreciation And Amortization CostOfGoodsAndServicesSoldDepreciationAndAmortization	2500000
CY2013	us-gaap	Cost Of Goods And Services Sold Depreciation And Amortization CostOfGoodsAndServicesSoldDepreciationAndAmortization	2400000
CY2015Q4	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	322545000
CY2014Q4	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	4107000
CY2015Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	4900000
CY2014Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	1200000
CY2015Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	922598000
CY2014Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	227996000
CY2015Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	188269000
CY2014Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	152317000
CY2013Q4	us-gaap	Goodwill Gross GoodwillGross	155829000
CY2013Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	44636000
CY2013Q4	us-gaap	Goodwill Goodwill	111193000
CY2014	bldr	Goodwill Acquired During Period And Other Purchase Accounting Adjustments GoodwillAcquiredDuringPeriodAndOtherPurchaseAccountingAdjustments	28581000
CY2014Q4	us-gaap	Goodwill Gross GoodwillGross	184410000
CY2014Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	44636000
CY2015	bldr	Goodwill Acquired During Period And Other Purchase Accounting Adjustments GoodwillAcquiredDuringPeriodAndOtherPurchaseAccountingAdjustments	599851000
CY2015Q4	us-gaap	Goodwill Gross GoodwillGross	784261000
CY2015Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	44636000
CY2015	bldr	Period Of Projection Of Financial Performance PeriodOfProjectionOfFinancialPerformance	P5Y
CY2015	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0
CY2014	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0
CY2013	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0
CY2015Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	207445000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	17841000
CY2014Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	20049000
CY2014Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2821000
CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	11900000
CY2014	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1100000
CY2013	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	400000
CY2015	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	1400000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	22495000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	20652000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	19504000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	18457000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	15274000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	75747000
CY2015Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	172129000
CY2015Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	120138000
CY2014Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	18974000
CY2015Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	29054000
CY2014Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	9168000
CY2015Q4	us-gaap	Self Insurance Reserve Current SelfInsuranceReserveCurrent	35240000
CY2014Q4	us-gaap	Self Insurance Reserve Current SelfInsuranceReserveCurrent	10386000
CY2015Q4	us-gaap	Interest Payable Current InterestPayableCurrent	33712000
CY2014Q4	us-gaap	Interest Payable Current InterestPayableCurrent	2329000
CY2015Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	5228000
CY2014Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	1646000
CY2015Q4	bldr	Accrued Liabilities Related To Casualty Claims In Excess Of Retained Loss Limit Current AccruedLiabilitiesRelatedToCasualtyClaimsInExcessOfRetainedLossLimitCurrent	8845000
CY2014Q4	bldr	Accrued Liabilities Related To Casualty Claims In Excess Of Retained Loss Limit Current AccruedLiabilitiesRelatedToCasualtyClaimsInExcessOfRetainedLossLimitCurrent	11335000
CY2015Q4	bldr	Customer Obligations CustomerObligations	38173000
CY2014Q4	bldr	Customer Obligations CustomerObligations	6105000
CY2015Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	23515000
CY2014Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	7723000
CY2015Q4	bldr	Lease Finance Obligation LeaseFinanceObligation	280909000
CY2014Q4	bldr	Lease Finance Obligation LeaseFinanceObligation	3904000
CY2015Q4	bldr	Capital Lease Obligations Gross CapitalLeaseObligationsGross	8159000
CY2015Q4	bldr	Long Term Debt And Lease Obligations Gross LongTermDebtAndLeaseObligationsGross	1997693000
CY2014Q4	bldr	Long Term Debt And Lease Obligations Gross LongTermDebtAndLeaseObligationsGross	383904000
CY2015Q4	bldr	Unamortized Discount And Debt Issuance Costs UnamortizedDiscountAndDebtIssuanceCosts	46022000
CY2014Q4	bldr	Unamortized Discount And Debt Issuance Costs UnamortizedDiscountAndDebtIssuanceCosts	9001000
CY2015Q4	bldr	Debt And Lease Obligations DebtAndLeaseObligations	1951671000
CY2014Q4	bldr	Debt And Lease Obligations DebtAndLeaseObligations	374903000
CY2013Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-48400000
CY2013Q2	us-gaap	Gains Losses On Extinguishment Of Debt Before Write Off Of Deferred Debt Issuance Cost GainsLossesOnExtinguishmentOfDebtBeforeWriteOffOfDeferredDebtIssuanceCost	39500000
CY2013Q2	bldr	Write Off Of Debt Discount WriteOffOfDebtDiscount	6800000
CY2013Q2	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	2100000
CY2011Q4	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	1600000
CY2011Q4	us-gaap	Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1 ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1	2.50
CY2013	us-gaap	Debt Issuance Costs DebtIssuanceCosts	15600000
CY2015Q3	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	9200000
CY2015Q3	us-gaap	Shares Issued Price Per Share SharesIssuedPricePerShare	12.80
CY2015Q4	bldr	Debt And Equity Issuance Costs DebtAndEquityIssuanceCosts	65000000
CY2015	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	13200000
CY2015Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	5500000
CY2015Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	5500000
CY2015Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	5500000
CY2015Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	5500000
CY2015Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	65500000
CY2015Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	1621125000
CY2015Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1708625000
CY2015Q2	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	700000
CY2015	bldr	Payments Of Lease Finance Obligation PaymentsOfLeaseFinanceObligation	9700000
CY2015	bldr	Capital Leases Final Expiration Year CapitalLeasesFinalExpirationYear	2020
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	7180000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	624000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	296000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	296000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	167000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	8563000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	404000
CY2015Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	8159000
CY2015Q4	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	6876000
CY2015Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	1283000
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6246000
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	142000
CY2015	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1388000
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	2000
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	4998000
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	3472000
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	5.09
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	6.35
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	4.84
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	6.92
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	5.19
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	4.19
CY2015Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions	13300000
CY2015	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y1M6D
CY2015	us-gaap	Business Exit Costs1 BusinessExitCosts1	2800000
CY2015	us-gaap	Severance Costs1 SeveranceCosts1	1400000
CY2014	us-gaap	Business Exit Costs1 BusinessExitCosts1	500000
CY2013	us-gaap	Business Exit Costs1 BusinessExitCosts1	100000
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y9M18D
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y9M18D
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	29417000
CY2015Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	23922000
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.20
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.71
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	12800000
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	2000000
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1800000
CY2015	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Lower Range Limit ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit	3.15
CY2015	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Upper Range Limit ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit	7.67
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6900000
CY2014	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6200000
CY2013	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4200000
CY2015	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	6900000
CY2014	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	6200000
CY2013	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	4200000
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	2700000
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	3000000
CY2013	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	3000000
CY2013Q4	us-gaap	Restructuring Reserve RestructuringReserve	1700000
CY2014	us-gaap	Restructuring Charges RestructuringCharges	515000
CY2014	us-gaap	Payments For Restructuring PaymentsForRestructuring	1068000
CY2014Q4	us-gaap	Restructuring Reserve RestructuringReserve	1147000
CY2015	us-gaap	Restructuring Charges RestructuringCharges	4270000
CY2015	bldr	Restructuring Reserves Assumed In Acquisition RestructuringReservesAssumedInAcquisition	12494000
CY2015	us-gaap	Payments For Restructuring PaymentsForRestructuring	5123000
CY2015Q4	us-gaap	Restructuring Reserve RestructuringReserve	12788000
CY2015Q4	us-gaap	Restructuring Reserve Noncurrent RestructuringReserveNoncurrent	8800000
CY2013	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-594000
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1100000
CY2014	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	587000
CY2013	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	446000
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1100000
CY2014	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	587000
CY2013	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-148000
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2530000
CY2014	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	457000
CY2013	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	827000
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	757000
CY2014	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	67000
CY2013	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	90000
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	6786000
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1764000
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance	7156000
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance	4461000
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Restructuring Charges DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringCharges	429000
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Restructuring Charges DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringCharges	1128000
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	7284000
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	8066000
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1358000
CY2014Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	137506000
CY2015Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	136548000
CY2014Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	133183000
CY2015Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	18760000
CY2014Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	658000
CY2015Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	8200000
CY2014Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	6394000
CY2015Q4	bldr	Deferred Tax Assets Operating Loss And Tax Credits Carryforwards DeferredTaxAssetsOperatingLossAndTaxCreditsCarryforwards	110425000
CY2014Q4	bldr	Deferred Tax Assets Operating Loss And Tax Credits Carryforwards DeferredTaxAssetsOperatingLossAndTaxCreditsCarryforwards	106593000
CY2015Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	9176000
CY2014Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	1999000
CY2014Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	5931000
CY2015Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	4494000
CY2014Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	512000
CY2015Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	155308000
CY2014Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	4323000
CY2015Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	6344000
CY2014Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	2223000
CY2015Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	11502000
CY2014Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	8281000
CY2015Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	10381000
CY2015Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	28227000
CY2014Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	10504000
CY2015Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	9467000
CY2014Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	6181000
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2014	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2013	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.083
CY2014	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.052
CY2013	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.001
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.521
CY2014	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.365
CY2013	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.369
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	-0.009
CY2014	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.020
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001
CY2013	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.012
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.236
CY2014	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.056
CY2013	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.019
CY2015	us-gaap	Income Tax Effects Allocated Directly To Equity Employee Stock Options IncomeTaxEffectsAllocatedDirectlyToEquityEmployeeStockOptions	15900000
CY2015	bldr	Ownership Change Percentage Criteria Under Statutory Compliance OwnershipChangePercentageCriteriaUnderStatutoryCompliance	0.50
CY2015	bldr	Testing Period TestingPeriod	P3Y
CY2015	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	9679000
CY2014	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-7178000
CY2013	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	15878000
CY2013Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	143682000
CY2012Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	127700000
CY2014	bldr	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance From Discontinued Operations IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowanceFromDiscontinuedOperations	131000
CY2013	bldr	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance From Discontinued Operations IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowanceFromDiscontinuedOperations	178000
CY2015	bldr	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance Reductions Credited From Discontinued Operations IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowanceReductionsCreditedFromDiscontinuedOperations	-55000
CY2015	bldr	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance Deductions IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowanceDeductions	6259000
CY2014	bldr	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance Deductions IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowanceDeductions	3452000
CY2013	bldr	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance Deductions IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowanceDeductions	74000
CY2014Q2	us-gaap	Net Income Loss NetIncomeLoss	10609000
CY2014Q3	us-gaap	Net Income Loss NetIncomeLoss	8504000
CY2014Q4	us-gaap	Net Income Loss NetIncomeLoss	2421000
CY2015	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0
CY2014	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0
CY2013	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0
CY2015Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	300000
CY2014Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	300000
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	378000
CY2013Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	950000
CY2012Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2080000
CY2014	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	2000
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	12000
CY2015	bldr	Defined Contribution Plan Vesting Period DefinedContributionPlanVestingPeriod	P5Y
CY2015	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	6500000
CY2014	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	400000
CY2013	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	400000
CY2015	bldr	Termination Date Of Remaining Defined Benefit Plans TerminationDateOfRemainingDefinedBenefitPlans	2015-12-31
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	16546000
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	45174000
CY2014	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	13000
CY2013	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	11000
CY2015	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	182000
CY2014	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	587000
CY2013	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1141000
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	208000
CY2015Q4	bldr	Decrease In Provision For Tax Excluding Impact To Valuation Allowance DecreaseInProvisionForTaxExcludingImpactToValuationAllowance	100000
CY2015Q4	bldr	Number Of States In Which Entity Reports NumberOfStatesInWhichEntityReports	41
CY2015	bldr	Minimum Employee Service Period For Plan Eligibility MinimumEmployeeServicePeriodForPlanEligibility	P6M
CY2015	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.15
CY2015	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	43600000
CY2014	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	25400000
CY2013	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	20500000
CY2015Q4	us-gaap	Guarantees Fair Value Disclosure GuaranteesFairValueDisclosure	3200000
CY2015Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	79100000
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	59680000
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	51708000
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	41771000
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	29483000
CY2015Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	244362000
CY2015Q4	bldr	Number Of Locations NumberOfLocations	399
CY2015Q4	bldr	Number Of Geographic Regions In Which Entity Operates NumberOfGeographicRegionsInWhichEntityOperates	9
CY2015	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	9
CY2015	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	1000000
CY2014	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	900000
CY2013	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	800000
CY2015Q1	us-gaap	Sales Revenue Net SalesRevenueNet	370986000
CY2015Q2	us-gaap	Sales Revenue Net SalesRevenueNet	461521000
CY2015Q3	us-gaap	Sales Revenue Net SalesRevenueNet	1276063000
CY2015Q4	us-gaap	Sales Revenue Net SalesRevenueNet	1455855000
CY2015Q1	us-gaap	Gross Profit GrossProfit	83733000
CY2015Q2	us-gaap	Gross Profit GrossProfit	110614000
CY2015Q3	us-gaap	Gross Profit GrossProfit	324774000
CY2015Q4	us-gaap	Gross Profit GrossProfit	382337000
CY2015Q1	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-7162000
CY2015Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	3566000
CY2015Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-8757000
CY2015Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-10616000
CY2015Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	92000
CY2015Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	10000
CY2015Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	36000
CY2015Q1	us-gaap	Net Income Loss NetIncomeLoss	-7070000
CY2015Q2	us-gaap	Net Income Loss NetIncomeLoss	3576000
CY2015Q3	us-gaap	Net Income Loss NetIncomeLoss	-8757000
CY2015Q4	us-gaap	Net Income Loss NetIncomeLoss	-10580000
CY2015Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.07
CY2015Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.04
CY2015Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.08
CY2015Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.10
CY2015Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2015Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2015Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2015Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2015Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.07
CY2015Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.04
CY2015Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.08
CY2015Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.10
CY2015Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.07
CY2015Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.03
CY2015Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.08
CY2015Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.10
CY2015Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2015Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2015Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2015Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2015Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.07
CY2015Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.03
CY2015Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.08
CY2015Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.10
CY2014Q1	us-gaap	Sales Revenue Net SalesRevenueNet	345909000
CY2014Q2	us-gaap	Sales Revenue Net SalesRevenueNet	426543000
CY2014Q3	us-gaap	Sales Revenue Net SalesRevenueNet	434907000
CY2014Q4	us-gaap	Sales Revenue Net SalesRevenueNet	396737000
CY2014Q1	us-gaap	Gross Profit GrossProfit	74915000
CY2014Q2	us-gaap	Gross Profit GrossProfit	93799000
CY2014Q3	us-gaap	Gross Profit GrossProfit	97647000
CY2014Q4	us-gaap	Gross Profit GrossProfit	90636000
CY2014Q1	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-3312000
CY2014Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	10620000
CY2014Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	8739000
CY2014Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	2511000
CY2014Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-72000
CY2014Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-11000
CY2014Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-235000
CY2014Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-90000
CY2014Q1	us-gaap	Net Income Loss NetIncomeLoss	-3384000
CY2014Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.03
CY2014Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.11
CY2014Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.09
CY2014Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.02
CY2014Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2014Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2014Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2014Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2014Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.03
CY2014Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.11
CY2014Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.09
CY2014Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.02
CY2014Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.03
CY2014Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.09
CY2014Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.07
CY2014Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.02
CY2014Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2014Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2014Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2014Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2014Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.03
CY2014Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.09
CY2014Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.07
CY2014Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.02
CY2015Q1	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	200000
CY2015Q2	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	4700000
CY2014Q1	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	1200000
CY2014Q2	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-1200000
CY2014Q3	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-1300000
CY2014Q4	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	900000
CY2015Q1	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	3100000
CY2015Q2	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-1300000
CY2015Q3	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1100000
CY2015Q4	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	6800000
CY2014Q1	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1000000
CY2014Q2	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-4100000
CY2014Q3	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-3300000
CY2014Q4	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-900000
CY2014Q3	us-gaap	Business Exit Costs1 BusinessExitCosts1	100000
CY2014Q4	us-gaap	Business Exit Costs1 BusinessExitCosts1	200000
CY2015Q1	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	5500000
CY2015Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	6400000
CY2015Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	8800000
CY2015Q4	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	200000
CY2015Q3	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	13200000

Files In Submission

Name	View Source	Status
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0001564590-16-014562-index.html	Edgar Link	pending
0001564590-16-014562.txt	Edgar Link	pending
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bldr-10k_20151231.htm	Edgar Link	pending
bldr-20151231.xml	Edgar Link	completed
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bldr-ex231_8.htm	Edgar Link	pending
bldr-ex311_9.htm	Edgar Link	pending
bldr-ex312_10.htm	Edgar Link	pending
bldr-ex321_7.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
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2015 Form 10-K Financial Statement

#000156459016014562 Filed on March 11, 2016

Income Statement

Balance Sheet

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Facts In Submission

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$BLDR Builders FirstSource, Inc. Stock $bldr

2015 Form 10-K Financial Statement

#000156459016014562 Filed on March 11, 2016

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BLDR
Builders FirstSource, Inc. Stock $bldr