Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Cash flows from operating activities:
Net income	$ 61,163	$ 36,545	$ 33,426	$ 7,259	$ 97,708	$ 40,685
Adjustments to reconcile net income to cash flows provided by operating activities:
Depreciation and amortization					64,728	65,549
Stock-based compensation expense					9,301	9,080
Other non-cash items					2,238	2,192
Changes in assets and liabilities, net of acquisitions of businesses:
Accounts receivable, net					(118,962)	(80,952)
Inventories, net					96,351	209,346
Prepaid expenses and other assets					(2,746)	11,607
Accounts payable, trade					18,977	37,949
Accrued expenses and other liabilities					17,687	(21,891)
Net cash flows provided by operating activities					185,282	273,565
Cash flows from investing activities:
Capital expenditures					(21,328)	(34,082)
Acquisitions of businesses					(19,957)	(25,851)
Other investing activities					552	4,344
Net cash flows used in investing activities					(40,733)	(55,589)
Cash flows from financing activities:
Vesting of stock-based awards, net of shares tendered for payment of taxes					(9,111)	(9,585)
Proceeds from revolving credit facility					86,248	234,200
Repayments under revolving credit facility					(87,766)	(402,726)
Repayments under term loan and other borrowings					(15,007)	(10,703)
Payment of dividends					(53,455)	(53,154)
Payment of contingent consideration and holdbacks related to acquisitions					0	(517)
Other financing activities					(2)	(834)
Net cash flows used in financing activities					(79,093)	(243,319)
Effect of exchange rate changes on cash and cash equivalents					(1,195)	(62)
Net increase (decrease) in cash and cash equivalents					64,261	(25,405)
Cash and cash equivalents at beginning of period		$ 66,157		$ 47,499	66,157	47,499	$ 47,499
Cash and cash equivalents at end of period	$ 130,418		$ 22,094		130,418	22,094	$ 66,157
Supplemental disclosure of cash flow information:
Interest					17,364	20,804
Income taxes, net of refunds					16,561	5,724
Purchase of property and equipment in accrued expenses					$ 429	$ 1,704