Consolidated Condensed Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 67,038	$ 72,273
Receivables	73,747	61,689
Inventories:
Finished goods	25,122	24,881
Work in process	14,584	16,841
Raw materials	52,118	39,864
Total inventories	91,824	81,586
Prepaid expenses and other current assets	13,083	5,303
Total current assets	245,692	220,851
Property, plant and equipment, at cost	216,531	217,404
Less accumulated depreciation	(136,590)	(134,699)
Net property, plant and equipment	79,941	82,705
Intangible assets, at cost less accumulated amortization	67,076	53,598
Other assets	16,508	17,428
Deferred income taxes	5,084	5,090
Goodwill	104,726	88,708
Total assets	519,027	468,380
Current liabilities:
Payables	42,408	34,923
Accrued compensation and employee benefits	18,874	14,617
Warranty and after-sale costs	12,886	11,617
Other current liabilities	5,667	4,042
Total current liabilities	79,835	65,199
Other long-term liabilities	30,742	25,283
Deferred income taxes	5,998	5,696
Accrued non-pension postretirement benefits	5,763	5,789
Other accrued employee benefits	4,865	5,154
Commitments and contingencies (Note 5)
Shareholders’ equity:
Common stock	37,221	37,221
Capital in excess of par value	48,432	44,964
Reinvested earnings	342,050	314,850
Accumulated other comprehensive income	1,167	1,313
Less: Treasury stock, at cost	(37,046)	(37,089)
Total shareholders’ equity	391,824	361,259
Total liabilities and shareholders’ equity	$ 519,027	$ 468,380