Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 394,974	$ 287,739	$ 158,440
Adjustments to reconcile net income to cash flows provided by operating activities:
Depreciation and amortization	129,212	112,320	97,980
Stock-based compensation expense	23,695	27,161	18,502
Deferred taxes	(9,277)	(3,279)	(1,504)
Other non-cash items	3,496	7,456	2,229
Changes in assets and liabilities, net of acquisitions of businesses:
Accounts receivable, net	115,706	(58,843)	(45,028)
Inventories, net	117,419	(516,692)	(86,898)
Prepaid expenses and other assets	14,990	(13,306)	(29,158)
Accounts payable, trade	(161,121)	68,879	67,679
Accrued expenses and other liabilities	(26,580)	(23,008)	49,158
Net cash flows provided by (used in) operating activities	602,514	(111,573)	231,400
Cash flows from investing activities:
Capital expenditures	(130,641)	(98,534)	(57,346)
Acquisitions of businesses	(108,470)	(194,107)	(182,130)
Other investing activities	(2,679)	11,423	7,175
Net cash flows used in investing activities	(241,790)	(281,218)	(232,301)
Cash flows from financing activities:
Vesting of stock-based awards, net of shares tendered for payment of taxes	(10,961)	(8,324)	(4,853)
Proceeds from revolving credit facility	1,128,400	1,303,193	543,991
Repayments under revolving credit facility	(1,233,740)	(1,281,147)	(430,390)
Proceeds from term loan borrowings	0	124,199	0
Repayments under shelf loan, term loan, and other borrowings	(73,031)	(21,457)	(22,444)
Proceeds from issuance of convertible notes	0	460,000	0
Purchases of convertible note hedge contracts	0	(100,142)	0
Proceeds from issuance of warrants concurrent with note hedge contracts	0	48,484	0
Payment of debt issuance costs	0	(12,214)	0
Payment of dividends	(102,726)	(87,171)	(70,401)
Payment of contingent consideration and holdbacks related to acquisitions	(60,228)	(22,830)	(1,633)
Repurchases of common stock	(24,054)	0	0
Other financing activities	1,469	1,972	(222)
Net cash flows (used in) provided by financing activities	(374,871)	404,563	14,048
Effect of exchange rate changes on cash and cash equivalents	(1,250)	(697)	3,315
Net (decrease) increase in cash and cash equivalents	(15,397)	11,075	16,462
Cash and cash equivalents at beginning of period	62,896	51,821	35,359
Cash and cash equivalents cash at end of period	47,499	62,896	51,821
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	25,052	15,429	16,910
Cash paid during the period for income taxes, net of refunds	170,012	94,075	33,247
Purchase of property and equipment in accrued expenses	$ 1,730	$ 3,602	$ 2,739