CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 20,703	$ 10,545
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	20,537	20,466
Loss on sale or abandonment of property and equipment	207	94
Write-off of certain intangible assets and other long-term assets		1,672
Amortization of right-of-use operating lease assets	2,662	2,584
Adjustments related to contingent consideration liabilities	521	2,600
Amortization of deferred credits	(26)	(27)
Amortization of long-term debt issuance costs	151	151
Stock-based compensation expense	3,969	4,642
Changes in operating assets and liabilities, net of acquisitions and divestitures:
Trade receivables	(4,880)	(3,851)
Other receivables	(1,465)	5,854
Inventories	(22,974)	(9,177)
Prepaid expenses and other current assets	1,386	(1,307)
Income tax refund receivables	(270)	196
Other assets	(79)	833
Trade payables	(2,963)	2,670
Accrued expenses	(3,571)	(23,508)
Income taxes payable	2,658	1,147
Deferred compensation payable	605	(1,307)
Operating lease liabilities	(2,237)	(2,841)
Other long-term obligations	(389)	574
Total adjustments	(6,158)	1,465
Net cash, cash equivalents, and restricted cash provided by operating activities	14,545	12,010
Capital expenditures for:
Property and equipment	(12,785)	(9,526)
Intangible assets	(271)	(342)
Proceeds from the sale of property and equipment	200
Cash paid in acquisitions, net of cash acquired	(2,000)
Net cash, cash equivalents, and restricted cash used in investing activities	(14,856)	(9,868)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	4,028	1,641
Proceeds from issuance of long-term debt	49,687	80,524
Payments on long-term debt	(50,052)	(70,899)
Contingent payments related to acquisitions	(2,568)	(24,491)
Payment of taxes related to an exchange of common stock	(1,592)	(1,015)
Net cash, cash equivalents, and restricted cash used in financing activities	(497)	(14,240)
Effect of exchange rates on cash, cash equivalents, and restricted cash	376	111
Net decrease in cash, cash equivalents and restricted cash	(432)	(11,987)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH:
Beginning of period	60,558	67,750
End of period	60,126	55,763
RECONCILIATION OF CASH, CASH EQUIVALENTS AND RESTRICTED CASH TO THE CONSOLIDATED BALANCE SHEETS:
Cash and cash equivalents	57,945	53,875
Restricted cash reported in prepaid expenses and other current assets	$ 2,181	$ 1,888
Restricted Cash and Cash Equivalents, Current, Statement of Financial Position [Extensible Enumeration]	Prepaid Expense and Other Assets, Current	Prepaid Expense and Other Assets, Current
Total cash, cash equivalents and restricted cash	$ 60,126	$ 55,763
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Interest (net of capitalized interest of $311 and $126, respectively)	2,002	993
Income taxes	2,467	2,411
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES
Property and equipment purchases in accounts payable	3,587	2,442
Acquisition purchases in other long-term obligations	3,596
Right-of-use operating lease assets obtained in exchange for operating lease liabilities	$ 87	$ 1,404