Consolidated Condensed Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 131,358	$ 295,305
Receivables, net of allowance for doubtful accounts	111,855	84,325
Inventories:
Finished goods	23,145	24,022
Work in process	38,287	36,705
Raw materials	87,973	82,681
Total inventories	149,405	143,408
Prepaid expenses and other current assets	18,959	17,078
Total current assets	411,577	540,116
Property, plant and equipment, at cost	238,032	233,203
Less accumulated depreciation	(162,345)	(158,943)
Net property, plant and equipment	75,687	74,260
Intangible assets, at cost less accumulated amortization	131,091	45,066
Other assets	17,123	12,676
Deferred income taxes	32,580	32,525
Goodwill	231,538	111,770
Total assets	899,596	816,413
Current liabilities:
Payables	73,789	55,659
Accrued compensation and employee benefits	17,298	34,912
Warranty and after-sale costs, current	6,638	7,283
Other current liabilities	43,292	20,351
Total current liabilities	141,017	118,205
Long-term deferred revenue	65,445	64,153
Deferred income taxes	24,287	3,652
Accrued non-pension postretirement benefits	3,289	3,033
Other accrued employee benefits	6,226	6,927
Warranty and after-sale costs, long-term	10,690	9,410
Other long-term liabilities	6,956	4,801
Commitments and contingencies (Note 5)
Shareholders’ equity:
Common stock, $1 par, authorized 80,000,000, issued 37,221,098 shares in 2025 and 2024	37,221	37,221
Capital in excess of par value	67,516	65,819
Reinvested earnings	576,196	547,796
Accumulated other comprehensive loss	(2,748)	(7,906)
Less: Treasury stock, at cost, 7,767,791 shares in 2025 and 7,810,158 in 2024	(36,499)	(36,698)
Total shareholders’ equity	641,686	606,232
Total liabilities and shareholders’ equity	$ 899,596	$ 816,413