Basis of Presentation	9 Months Ended
Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation	1. Basis of Presentation Builders FirstSource, Inc., a Delaware corporation formed in 1998, is a leading supplier and manufacturer of building materials, manufactured components and construction services to professional homebuilders, sub-contractors, remodelers and consumers. The Company operates approximately 580 locations in 43 states across the United States. In this quarterly report, references to the “Company,” “we,” “our,” “ours” or “us” refer to Builders FirstSource, Inc. and its consolidated subsidiaries unless otherwise stated or the context otherwise requires. In the opinion of management, the accompanying unaudited condensed consolidated financial statements include all recurring adjustments and normal accruals necessary for a fair statement of the Company’s financial position, results of operations and cash flows for the dates and periods presented. Results for interim periods are not necessarily indicative of the results to be expected during the remainder of the current year or for any future period. Intercompany transactions are eliminated in consolidation. The condensed consolidated balance sheet as of December 31, 2023, is derived from the audited consolidated financial statements but does not include all disclosures required by accounting principles generally accepted in the United States of America. This condensed consolidated balance sheet as of December 31, 2023, and the unaudited condensed consolidated financial statements included herein should be read in conjunction with the more detailed audited consolidated financial statements for the year ended December 31, 2023, included in our most recent annual report on Form 10-K for fiscal year 2023 (“2023 Form 10-K”). Accounting policies used in the preparation of these unaudited condensed consolidated financial statements are consistent with the accounting policies described in the Notes to Consolidated Financial Statements included in our 2023 Form 10-K. The accounting policies of our operating segments are consistent with the accounting policies described in the Notes to Consolidated Financial Statements included in our 2023 Form 10-K. Since the Company operates in one reportable segment, the primary measures reviewed by our CEO, whom we have determined to be our chief operating decision maker, including revenue, gross margin and income before income taxes, are shown in these condensed consolidated financial statements. Business Combinations When they meet the requirements under ASC 805, Business Combinations, merger and acquisition transactions are accounted for using the acquisition method, and accordingly the results of operations of the acquiree are included in the Company’s consolidated financial statements from the acquisition date. The consideration transferred is allocated to the identifiable assets acquired and liabilities assumed based on estimated fair values at the acquisition date, with any excess recorded as goodwill. Transaction-related costs are expensed in the period the costs are incurred. During the measurement period, which may be up to one year from the acquisition date, the Company may record adjustments to the assets acquired and liabilities assumed with the corresponding adjustment to goodwill. Comprehensive Income Comprehensive income is equal to net income for all periods presented. Equity Investments The Company’s equity investments are accounted for using equity method accounting and are recorded as other assets, net in the accompanying Condensed Consolidated Balance Sheets and are not considered significant to the Company. Reclassifications Certain prior periods’ amounts have been reclassified to conform to the current year presentation, including changing the composition of our product categories, and amounts presented as repurchases of common stock and tax withholdings on and exercises of equity awards. Prior period amounts related to product categories as disclosed in Note 3 have been reclassified to conform to the current year presentation. The prior period amounts related to tax withholdings on equity awards have been reclassified from repurchases of common stock and combined with exercises of stock options to conform to the present year presentation. Reclassifications had no impact on net income, total assets and liabilities, stockholders’ equity, financing cash flows, or total cash flows as previously reported. Recent Accounting Pronouncements In November 2023, the FASB issued ASU 2023-07, Segment Reporting (Topic 280): Improvements to Reportable Segment Disclosures, which is intended to improve reportable segment disclosure requirements, primarily through additional and more detailed information about a reportable segment's expenses. The guidance is effective for fiscal years beginning after December 15, 2023, and interim periods within fiscal years beginning after December 15, 2024, with early adoption permitted. The guidance is to be applied retrospectively to all prior periods presented in the financial statements. Upon transition, the segment expense categories and amounts disclosed in the prior periods should be based on the significant segment expense categories identified and disclosed in the period of adoption. The adoption of this guidance is not expected to have a material impact on our consolidated financial statements and related disclosures. In December 2023, the FASB issued ASU 2023-09, Income Taxes (Topic 740): Improvements to Income Tax Disclosures, which is intended to enhance the transparency and decision usefulness of income tax disclosures. This amendment modifies the rules on income tax disclosures to require entities to disclose: (i) specific categories in the rate reconciliation and additional information for reconciling items that meet a quantitative threshold; (ii) the amount of income taxes paid (net of refunds received) disaggregated by federal, state, and foreign taxes, as well as individual jurisdictions in which income taxes paid is equal to or greater than five percent of total income taxes paid net of refunds; (iii) the income or loss from continuing operations before income tax expense, or benefit, disaggregated between domestic and foreign; and (iv) income tax expense or benefit from continuing operations disaggregated by federal, state and foreign. The guidance is effective for annual periods beginning after December 15, 2024, with early adoption permitted, and should be applied on a prospective basis, though retrospective application is permitted. We are currently evaluating the potential impact of adopting this new guidance on our consolidated financial statements and related disclosures.

Basis of Presentation

9 Months Ended

Sep. 30, 2024

Organization, Consolidation and Presentation of Financial Statements [Abstract]

1. Basis of Presentation

Builders FirstSource, Inc., a Delaware corporation formed in 1998, is a leading supplier and manufacturer of building materials, manufactured components and construction services to professional homebuilders, sub-contractors, remodelers and consumers. The Company operates approximately 580 locations in 43 states across the United States. In this quarterly report, references to the “Company,” “we,” “our,” “ours” or “us” refer to Builders FirstSource, Inc. and its consolidated subsidiaries unless otherwise stated or the context otherwise requires.

In the opinion of management, the accompanying unaudited condensed consolidated financial statements include all recurring adjustments and normal accruals necessary for a fair statement of the Company’s financial position, results of operations and cash flows for the dates and periods presented. Results for interim periods are not necessarily indicative of the results to be expected during the remainder of the current year or for any future period. Intercompany transactions are eliminated in consolidation.

The condensed consolidated balance sheet as of December 31, 2023, is derived from the audited consolidated financial statements but does not include all disclosures required by accounting principles generally accepted in the United States of America. This condensed consolidated balance sheet as of December 31, 2023, and the unaudited condensed consolidated financial statements included herein should be read in conjunction with the more detailed audited consolidated financial statements for the year ended December 31, 2023, included in our most recent annual report on Form 10-K for fiscal year 2023 (“2023 Form 10-K”). Accounting policies used in the preparation of these unaudited condensed consolidated financial statements are consistent with the accounting policies described in the Notes to Consolidated Financial Statements included in our 2023 Form 10-K.

The accounting policies of our operating segments are consistent with the accounting policies described in the Notes to Consolidated Financial Statements included in our 2023 Form 10-K. Since the Company operates in one reportable segment, the primary measures reviewed by our CEO, whom we have determined to be our chief operating decision maker, including revenue, gross margin and income before income taxes, are shown in these condensed consolidated financial statements.

Business Combinations

When they meet the requirements under ASC 805, Business Combinations, merger and acquisition transactions are accounted for using the acquisition method, and accordingly the results of operations of the acquiree are included in the Company’s consolidated financial statements from the acquisition date. The consideration transferred is allocated to the identifiable assets acquired and liabilities assumed based on estimated fair values at the acquisition date, with any excess recorded as goodwill. Transaction-related costs are expensed in the period the costs are incurred. During the measurement period, which may be up to one year from the acquisition date, the Company may record adjustments to the assets acquired and liabilities assumed with the corresponding adjustment to goodwill.

Comprehensive Income

Comprehensive income is equal to net income for all periods presented.

Equity Investments

The Company’s equity investments are accounted for using equity method accounting and are recorded as other assets, net in the accompanying Condensed Consolidated Balance Sheets and are not considered significant to the Company.

Reclassifications

Certain prior periods’ amounts have been reclassified to conform to the current year presentation, including changing the composition of our product categories, and amounts presented as repurchases of common stock and tax withholdings on and exercises of equity awards. Prior period amounts related to product categories as disclosed in Note 3 have been reclassified to conform to the current year presentation.

The prior period amounts related to tax withholdings on equity awards have been reclassified from repurchases of common stock and combined with exercises of stock options to conform to the present year presentation. Reclassifications had no impact on net income, total assets and liabilities, stockholders’ equity, financing cash flows, or total cash flows as previously reported.

Recent Accounting Pronouncements

In November 2023, the FASB issued ASU 2023-07, Segment Reporting (Topic 280): Improvements to Reportable Segment Disclosures, which is intended to improve reportable segment disclosure requirements, primarily through additional and more detailed information about a reportable segment's expenses. The guidance is effective for fiscal years beginning after December 15, 2023, and interim periods within fiscal years beginning after December 15, 2024, with early adoption permitted. The guidance is to be applied retrospectively to all prior periods presented in the financial statements. Upon transition, the segment expense categories and amounts disclosed in the prior periods should be based on the significant segment expense categories identified and disclosed in the period of adoption. The adoption of this guidance is not expected to have a material impact on our consolidated financial statements and related disclosures.

In December 2023, the FASB issued ASU 2023-09, Income Taxes (Topic 740): Improvements to Income Tax Disclosures, which is intended to enhance the transparency and decision usefulness of income tax disclosures. This amendment modifies the rules on income tax disclosures to require entities to disclose: (i) specific categories in the rate reconciliation and additional information for reconciling items that meet a quantitative threshold; (ii) the amount of income taxes paid (net of refunds received) disaggregated by federal, state, and foreign taxes, as well as individual jurisdictions in which income taxes paid is equal to or greater than five percent of total income taxes paid net of refunds; (iii) the income or loss from continuing operations before income tax expense, or benefit, disaggregated between domestic and foreign; and (iv) income tax expense or benefit from continuing operations disaggregated by federal, state and foreign. The guidance is effective for annual periods beginning after December 15, 2024, with early adoption permitted, and should be applied on a prospective basis, though retrospective application is permitted. We are currently evaluating the potential impact of adopting this new guidance on our consolidated financial statements and related disclosures.