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Supplemental Cash Flow Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash Flow Supplemental Disclosures [Line Items]
Interest paid	$ 969	$ 10,115	$ 3,505
Income taxes net of refunds	124,599	188,443	105,736
Commercial Specialists Inc [Member]
Cash Flow Supplemental Disclosures [Line Items]
Business combination shares issued	752	0	0
Gateway Supply Company, Inc. [Member]
Cash Flow Supplemental Disclosures [Line Items]
Business combination shares issued	$ 0	$ 101,645	$ 0

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Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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