CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash Flows From Operating Activities:
Net income	$ 17,389	$ 24,094	$ 13,643
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	25,486	18,107	15,985
Deferred income taxes	(3,722)	(6,135)	(519)
Provision for excess and obsolete inventory	1,628	534	1,106
Stock-based compensation expense	5,073	4,161	3,550
Debt issue cost amortization recorded in interest expense	202	141	144
Other	393	415	(299)
Changes in operating assets and liabilities, net of acquisition:
Trade receivables	(22,202)	(170)	2,711
Inventories	(27,800)	(22,874)	(4,686)
Prepaid expenses and other assets	887	(3,670)	(2,264)
Accounts payable	2,791	8,293	(1,874)
Accrued liabilities	5,471	2,506	(2,659)
Net cash provided by operating activities	5,596	25,402	24,838
Cash Flows From Investing Activities:
Consideration paid for acquisitions, net of cash acquired	(44,101)	(47,254)	(14,728)
Purchase of property and equipment	(15,910)	(13,716)	(9,371)
Net cash used in investing activities	(60,011)	(60,970)	(24,099)
Cash Flows From Financing Activities:
Proceeds from issuance of long-term debt	74,731	51,379	26,979
Principal payments of long-term debt and finance lease obligations	(7,585)	(12,248)	(16,897)
Payment of debt issuance costs	(391)		(401)
Dividends paid to stockholders	(1,536)	(1,371)	(1,160)
Tax withholdings related to net share settlements of restricted stock	(1,614)	(1,928)	(1,032)
Net cash provided by financing activities	63,605	35,832	7,489
Effect of foreign exchange rate changes on cash	(1,039)	(932)	1,487
Net decrease in cash and cash equivalents	8,151	(668)	9,715
Cash and cash equivalents at beginning of period	22,463	23,131	13,416
Cash and cash equivalents at end of period	$ 30,614	$ 22,463	23,131
Supplemental disclosure of cash flow information:
Stock issued for acquisitions	11,103	23,496
Property, plant and equipment purchases in accounts payable or accrued expenses	$ 620	$ 835	$ 596