Consolidated Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 141,805	$ 138,052
Receivables	84,020	76,651
Inventories:
Finished goods	31,216	31,350
Work in process	35,565	23,577
Raw materials	77,968	64,929
Total inventories	144,749	119,856
Prepaid expenses and other current assets	18,013	13,273
Total current assets	388,587	347,832
Property, plant and equipment, at cost	227,775	220,945
Less accumulated depreciation	(153,069)	(147,403)
Net property, plant and equipment	74,706	73,542
Intangible assets, at cost less accumulated amortization	57,512	53,607
Other assets	11,849	14,048
Deferred income taxes	12,801	12,757
Goodwill	113,797	101,261
Total assets	659,252	603,047
Current liabilities:
Payables	81,104	71,440
Accrued compensation and employee benefits	17,491	20,513
Warranty and after-sale costs	11,045	9,606
Other current liabilities	9,274	8,753
Total current liabilities	118,914	110,312
Other long-term liabilities	49,431	37,808
Deferred income taxes	6,661	4,648
Accrued non-pension postretirement benefits	3,612	3,917
Other accrued employee benefits	5,042	3,940
Commitments and contingencies (Note 5)
Shareholders’ equity:
Common stock: $1 par value; 80,000,000 and 40,000,000 shares authorized in 2023 and 2022, respectively; 37,221,098 shares issued in 2023 and 2022	37,221	37,221
Capital in excess of par value	55,833	53,282
Reinvested earnings	423,877	395,155
Accumulated other comprehensive loss	(4,203)	(5,983)
Less: Treasury stock, at cost, 7,903,197 shares in 2023 and 7,928,071 shares in 2022	(37,136)	(37,253)
Total shareholders’ equity	475,592	442,422
Total liabilities and shareholders’ equity	$ 659,252	$ 603,047