UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 153,611	$ 64,204
Adjustments to reconcile net income to net cash provided by operations:
Depreciation and amortization expense	30,801	33,249
Non-cash operating lease costs	9,334	9,988
Deferred income taxes - net	13,277	24,777
Amortization of deferred financing costs	2,187	2,117
Equity in earnings of joint ventures	(2,834)	(2,593)
Stock-based incentive compensation expense	13,673	8,576
Capital distribution from equity method investments	2,500	1,000
Other adjustments	361	506
Changes in operating assets and liabilities:
Accounts receivable, net	(18,619)	(22,950)
Inventories	(38,643)	(48,671)
Prepaid expenses and other current assets	654	(5,235)
Accounts payable	88,896	100,924
Accrued compensation and employee benefits	(3,949)	(26,384)
Accrued expenses and other current liabilities	24,805	18,900
Operating lease liabilities	(7,754)	(11,032)
Other noncurrent assets and liabilities	(9,012)	(10,422)
Net cash provided by operating activities	259,288	136,954
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(13,554)	(10,055)
Business acquisitions, net of cash acquired	(12,855)	(59,897)
Net cash used in investing activities	(26,409)	(69,952)
CASH FLOWS FROM FINANCING ACTIVITIES:
Exercise of stock options, vesting of restricted stock, and related tax withholdings	(2,149)	523
Proceeds from warrant exercises	0	20,098
Repayments of debt principal	(3,000)	(3,000)
Purchase of company stock	(75,000)	0
Other financing activities	(5,750)	0
Net cash (used in) provided by financing activities	(85,899)	17,621
NET INCREASE IN CASH AND CASH EQUIVALENTS	146,980	84,623
Cash and cash equivalents - beginning of the period	294,186	119,423
CASH AND CASH EQUIVALENTS - END OF PERIOD	441,166	204,046
Supplemental disclosure of cash flow information:
Cash paid for interest	33,991	21,793
Cash paid for income taxes	21,786	4,966
Cash paid for operating leases	$ 13,231	$ 12,435