Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 99,426	$ 17,608
Accounts receivable, net of allowance of $5,572 and $3,746, respectively	224,550	217,156
Inventories, net	120,503	170,360
Prepaid expenses and other current assets	17,772	18,813
Total current assets	462,251	423,937
Property, plant, and equipment, net	107,603	109,584
Operating lease assets	44,918	26,502
Goodwill	513,383	512,363
Acquired intangibles	125,980	137,526
Other assets	2,316	701
Total assets	1,256,451	1,210,613
Current liabilities:
Accounts payable	92,124	106,582
Accrued expenses	88,719	73,721
Billings in excess of costs	44,735	35,017
Total current liabilities	225,578	215,320
Long-term debt	0	88,762
Deferred income taxes	57,103	47,088
Non-current operating lease liabilities	35,989	19,041
Other non-current liabilities	22,783	18,303
Stockholders’ equity:
Preferred stock, $0.01 par value; authorized 10,000 shares; none outstanding	0	0
Common stock, $0.01 par value; authorized 100,000 shares; 34,219 and 34,060 shares issued and outstanding in 2023 and 2022	342	340
Additional paid-in capital	332,621	322,873
Retained earnings	738,511	627,978
Accumulated other comprehensive loss	(2,114)	(3,432)
Cost of 3,778 and 3,199 common shares held in treasury in 2023 and 2022	(154,362)	(125,660)
Total stockholders’ equity	914,998	822,099
Total liabilities and shareholders' equity	$ 1,256,451	$ 1,210,613