Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 18,749	$ 17,722
Accounts receivable, less allowance for doubtful accounts of $4,803 and $7,622, respectively	96,732	104,813
Accounts receivable - other	294	3,326
Inventories	114,419	124,976
Contract assets	47,614	52,980
Prepaid expenses and other current assets	14,645	14,166
Total current assets	292,453	317,983
Property, plant and equipment, net	50,849	51,392
Operating lease right-of-use assets	14,775	9,113
Deferred tax asset	10,691	10,718
Intangible assets, net	53,148	55,753
Other assets	13,364	11,982
Total assets	435,280	456,941
Current liabilities:
Accounts payable	47,879	42,060
Other current liabilities	34,181	38,646
Current portion of long-term debt	3,750	3,750
Current portion of acquisition-related contingent liabilities	1,375	736
Total current liabilities	87,185	85,192
Long-term debt	122,479	151,567
Long-term pension liability	13,135	12,864
Long-term acquisition-related contingent liabilities	873	2,245
Long-term operating lease liabilities	9,678	3,936
Other long-term liabilities	8,691	8,538
Total liabilities	242,041	264,342
Commitments and contingencies (Note 6)
Shareholders’ equity:
Preferred stock, $.001 par value - authorized 300,000 shares (none issued)	0	0
Common stock, $.001 par value - authorized 50,000,000 shares, issued and outstanding 16,499,312 and 16,376,683 shares, respectively	16	16
Additional paid-in capital	75,078	72,615
Retained earnings	120,490	122,979
Accumulated other comprehensive loss, net of tax:
Pensions	(1,032)	(1,113)
Foreign currency translation adjustment	(1,313)	(1,898)
Total shareholders’ equity	193,239	192,599
Total liabilities and shareholders’ equity	$ 435,280	$ 456,941