Consolidated Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 57,359	$ 72,273
Receivables	63,951	61,689
Inventories:
Finished goods	26,116	24,881
Work in process	15,618	16,841
Raw materials	49,059	39,864
Total inventories	90,793	81,586
Prepaid expenses and other current assets	7,210	5,303
Total current assets	219,313	220,851
Property, plant and equipment, at cost	216,727	217,404
Less accumulated depreciation	(135,145)	(134,699)
Net property, plant and equipment	81,582	82,705
Intangible assets, at cost less accumulated amortization	70,178	53,598
Other assets	17,235	17,428
Deferred income taxes	5,077	5,090
Goodwill	105,631	88,708
Total assets	499,016	468,380
Current liabilities:
Payables	41,252	34,923
Accrued compensation and employee benefits	15,686	14,617
Warranty and after-sale costs	12,965	11,617
Other current liabilities	2,406	4,042
Total current liabilities	72,309	65,199
Other long-term liabilities	26,588	25,283
Deferred income taxes	6,160	5,696
Accrued non-pension postretirement benefits	5,762	5,789
Other accrued employee benefits	6,350	5,154
Commitments and contingencies (Note 5)
Shareholders’ equity:
Common stock	37,221	37,221
Capital in excess of par value	46,500	44,964
Reinvested earnings	332,104	314,850
Accumulated other comprehensive income	3,411	1,313
Less: Treasury stock, at cost	(37,389)	(37,089)
Total shareholders’ equity	381,847	361,259
Total liabilities and shareholders’ equity	$ 499,016	$ 468,380