Consolidated Condensed Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 258,955	$ 191,782
Receivables	93,427	83,507
Inventories:
Finished goods	35,725	34,764
Work in process	39,011	41,261
Raw materials	83,781	77,649
Total inventories	158,517	153,674
Prepaid expenses and other current assets	18,397	13,214
Total current assets	529,296	442,177
Property, plant and equipment, at cost	231,777	225,988
Less accumulated depreciation	(158,498)	(152,110)
Net property, plant and equipment	73,279	73,878
Intangible assets, at cost less accumulated amortization	48,957	53,737
Other assets	13,543	11,249
Deferred income taxes	22,785	22,715
Goodwill	115,001	113,163
Total assets	802,861	716,919
Current liabilities:
Payables	77,381	81,807
Accrued compensation and employee benefits	29,756	29,871
Warranty and after-sale costs	15,660	11,102
Other current liabilities	6,366	9,168
Total current liabilities	129,163	131,948
Long-term deferred revenue	60,879	49,763
Deferred income taxes	5,108	5,061
Accrued non-pension postretirement benefits	3,808	3,614
Other accrued employee benefits	6,704	5,293
Other long-term liabilities	6,014	4,758
Commitments and contingencies (Note 5)
Shareholders’ equity:
Common stock, $1 par, authorized 80,000,000, issued 37,221,098 at September 30, 2024 and December 31, 2023	37,221	37,221
Capital in excess of par value	64,234	59,185
Reinvested earnings	527,080	458,719
Accumulated other comprehensive loss	(650)	(1,646)
Less: Treasury stock, at cost, 7,810,442 shares at September 30, 2024 and 7,873,781 shares at December 31, 2023	(36,700)	(36,997)
Total shareholders’ equity	591,185	516,482
Total liabilities and shareholders’ equity	$ 802,861	$ 716,919