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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2024

Significant Accounting Policies [Line Items]

Schedule of Net Sales by Product Category

The following table disaggregates our net sales by product category for the years ended December 31:

		2024				2023				2022
		(in thousands)
Manufactured products		$	3,931,647			$	4,669,088			$	5,678,570
Windows, doors and millwork			4,226,871				4,310,061				4,651,250
Specialty building products and services			4,050,027				3,992,132				4,311,123
Lumber and lumber sheet goods			4,191,947				4,126,049				8,085,475
Total net sales		$	16,400,492			$	17,097,330			$	22,726,418

As our product alignment continues to be refined, we have reclassified prior periods net sales by product category to conform to the current period presentation. The impact to each of the prior periods’ net sales for each product category was less than 1% for 2023 and 2022.

Reconciliation of Accounts Receivable - Classified

The following table shows the changes in our allowance for credit losses:

		2024				2023				2022
		(in thousands)
Balance at January 1,		$	27,691			$	50,383			$	21,761
Net additions (reversals) to provision			10,419				(11,488	)			38,921
Write-offs, net of recoveries			(11,276	)			(11,204	)			(10,299	)
Balance at December 31,		$	26,834			$	27,691			$	50,383

Summary of Calculation of Basic And Diluted EPS

The table below presents the calculation of basic and diluted EPS for the years ended December 31:

		Years Ended December 31,
		2024				2023				2022
		(in thousands, except per share amounts)
Numerator:
Net income		$	1,077,898			$	1,540,555			$	2,749,369
Denominator:
Weighted average shares outstanding, basic			118,038				127,777				161,960
Dilutive effect of options and RSUs			942				1,221				1,521
Weighted average shares outstanding, diluted			118,980				128,998				163,481
Net income per share:
Basic		$	9.13			$	12.06			$	16.98
Diluted		$	9.06			$	11.94			$	16.82
Antidilutive and contingent RSUs excluded from diluted EPS			147				3				99

Market Condition Based Restricted Stock Unit Grants

Significant Accounting Policies [Line Items]

Schedule of Share-based Payment Award, Restricted Stock Unit, Valuation Assumptions

The fair value of RSU awards which are subject to or contain market conditions is estimated on the date of grant using the Monte Carlo simulation model with the following weighted average assumptions for the years ended December 31:

		2024				2023				2022
Expected volatility (company)			43.8	%			46.5	%			53.0	%
Expected volatility (peer group median)			30.5	%			32.1	%			34.6	%
Correlation between the company and peer group median			0.5				0.5				0.6
Expected dividend yield			0.0	%			0.0	%			0.0	%
Risk-free rate			4.5	%			3.8	%			1.7	%

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