Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Related Party Transaction [Line Items]
Selling, general and administrative expenses	$ 140,626	$ 116,150
Related Party | Related Party, Managed Services Agreements
Related Party Transaction [Line Items]
Selling, general and administrative expenses	$ 400	$ 100
Majority Shareholder | Distribution Solutions Group | LKCM Headwater Operations, LLC
Related Party Transaction [Line Items]
Shares owned by related party (in shares)	36,357,588
Noncontrolling ownership (as a percent)	77.70%