Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash flows from operating activities:
Net earnings	$ 43,168	$ 33,961
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	14,222	17,397
Provision for losses on accounts receivable	2,178	3,136
Non-cash stock-based compensation	4,716	4,409
Deferred income taxes	643	(509)
Amortization of debt discount	4,172	3,965
Other adjustments	(7,617)	1,297
Changes in assets and liabilities:
Decrease in accounts receivable	93,485	22,648
Increase in inventories	(67,946)	(48,332)
Decrease in other assets	16,759	57,241
(Decrease) increase in accounts payable	(25,315)	23,277
Decrease in accrued expenses and other liabilities	(35,759)	(25,364)
Net cash provided by operating activities	42,706	93,126
Cash flows from investing activities:
Proceeds from sale of assets held for sale	27,211	14,218
Purchases of property and equipment	(7,847)	(7,382)
Acquisitions, net of cash and cash equivalents acquired		(6,406)
Net cash provided by investing activities	19,364	430
Cash flows from financing activities:
Net repayments under inventory financing facilities	(17,782)	(764)
Repurchases of common stock		(25,000)
Other payments	(7,485)	(5,756)
Net cash used in financing activities	(49,267)	(141,766)
Foreign currency exchange effect on cash, cash equivalents and restricted cash balances	(2,445)	(3,615)
Increase (decrease) in cash, cash equivalents and restricted cash	10,358	(51,825)
Cash, cash equivalents and restricted cash at beginning of period	130,582	116,297
Cash, cash equivalents and restricted cash at end of period	140,940	64,472
ABL Facility [Member]
Cash flows from financing activities:
Borrowings on senior revolving credit facility	897,848	678,197
Repayments on senior revolving credit facility	$ (921,848)	$ (788,443)