Consolidated Balance Sheets - USD ($)	Jun. 30, 2022	Dec. 31, 2021
ASSETS
Cash and cash equivalents	$ 320,870,000	$ 302,036,000
Accounts receivable, net	199,489,000	191,985,000
Contract assets, net	135,907,000	112,546,000
Inventories	133,667,000	117,882,000
Income taxes prepaid and receivable	1,979,000	1,958,000
Prepaid expenses and other current assets	43,187,000	32,394,000
Total current assets	835,099,000	758,801,000
Property, plant and equipment, net	419,142,000	436,417,000
Intangibles, net	35,722,000	39,081,000
Goodwill	176,775,000	182,124,000
Deferred income taxes	17,894,000	26,376,000
Noncurrent receivables, net	29,843,000	31,849,000
Other assets	98,580,000	81,416,000
Total assets	1,613,055,000	1,556,064,000
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	70,430,000	68,954,000
Accrued liabilities	110,074,000	124,325,000
Current maturities of long-term debt	0	0
Income taxes payable	7,656,000	14,887,000
Total current liabilities	188,160,000	208,166,000
Long-term debt	485,000,000	350,000,000
Other noncurrent liabilities	107,049,000	107,794,000
Deferred taxes and other liabilities	11,064,000	12,499,000
Total liabilities	791,273,000	678,459,000
SHAREHOLDERS' EQUITY
Preferred stock	0	0
Additional paid in capital	439,450,000	436,996,000
Retained earnings	916,805,000	863,057,000
Accumulated items of other comprehensive income:
Translation adjustments	(147,271,000)	(105,880,000)
Pension and postretirement liability adjustments	(38,182,000)	(38,490,000)
Derivative valuation adjustment	11,753,000	(1,614,000)
Treasury stock	(364,923,000)	(280,143,000)
Total Company shareholders' equity	817,673,000	873,967,000
Noncontrolling interest	4,109,000	3,638,000
Total equity	821,782,000	877,605,000
Total liabilities and shareholders' equity	1,613,055,000	1,556,064,000
Common Class A
SHAREHOLDERS' EQUITY
Common stock, par value	41,000	41,000
Common Class B
SHAREHOLDERS' EQUITY
Common stock, par value	$ 0	$ 0