Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 2,442	$ (1,839)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Stock-based compensation	8,984	6,227
Depreciation and amortization	4,044	4,557
Changes in value of life insurance policies	(791)	1,911
Deferred income taxes	936	1,698
Other non-cash items	1,049	391
Changes in assets and liabilities:
Accounts receivable	(4,024)	(2,831)
Inventories	(7,126)	(2,498)
Prepaid expenses and other current assets	(3,399)	(3,952)
Other assets	1,746	(571)
Accounts payable	(7,078)	3,693
Accrued expenses	587	4,136
Unearned revenues	10	(163)
Other liabilities	(549)	(5,469)
Net cash provided by (used in) operating activities	(3,169)	5,290
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(2,208)	(2,297)
Patents and other intangibles	90	(13)
Proceeds from sale of assets	80	81
Proceeds from insurance recovery	0	583
Net proceeds on life insurance policies	0	2,074
Net cash provided by (used in) investing activities	(2,038)	428
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of long-term debt	(16,000)	(14,000)
Proceeds from long-term debt	24,000	15,000
Dividends paid	(466)	(463)
Repurchase of common shares	(1)	(1,920)
Equity related transaction costs	(1,285)	0
Other financing activities	(184)	(1)
Net cash provided by (used in) financing activities	6,064	(1,384)
NET CHANGE IN CASH AND CASH EQUIVALENTS	857	4,334
CASH AND CASH EQUIVALENTS, beginning of period	15,428	17,703
CASH AND CASH EQUIVALENTS, end of period	16,285	22,037
Supplemental disclosures of cash flow information:
Cash payments for interest	2,956	2,508
Cash payments for income taxes	$ 1,541	$ 2,691