CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current Assets:
Cash and cash equivalents	$ 136,682	$ 171,004
Receivables, net	661,129	647,148
Inventories, net	448,122	411,567
Assets held for sale	0	10,988
Other current assets	63,942	67,101
Total current assets	1,309,875	1,307,808
Property, plant, and equipment, net	355,363	360,031
Goodwill	1,458,899	1,463,026
Other intangible assets, net	523,913	538,077
Operating Lease, Right-of-Use Asset	147,224	143,613
Prepaid pension asset	260,238	256,422
Other assets	33,855	34,568
Total assets	4,089,367	4,103,545
Current liabilities:
Current portion of long-term debt and short-term debt	202,500	0
Accounts payable	168,772	211,640
Accrued expenses	109,077	144,466
Income taxes payable	1,478	3,235
Deferred revenue	224,679	260,157
Total liabilities held for sale, current	0	12,655
Other current liabilities	93,745	102,714
Total current liabilities	800,251	734,867
Long-term debt	967,744	1,050,610
Deferred tax liabilities, net	150,085	147,349
Accrued pension and other postretirement benefit costs	84,610	91,329
Long-term operating lease liability	128,897	127,152
Long-term portion of environmental reserves	13,924	13,656
Other liabilities	94,436	112,092
Total liabilities	2,239,947	2,277,055
Stockholders' Equity
Common stock, $1 par value,100,000,000 shares authorized as of March 31, 2022 and December 31, 2021; 49,187,378 shares issued as of March 31, 2022 and December 31, 2021; outstanding shares were 38,471,738 as of March 31, 2022 and 38,469,778 as of December 31, 2021	49,187	49,187
Additional paid in capital	122,603	127,104
Retained earnings	2,942,580	2,908,827
Accumulated other comprehensive loss	(191,524)	(190,465)
Common treasury stock, at cost (10,715,640 shares as of March 31, 2022 and 10,717,600 shares as of December 31, 2021)	(1,073,426)	(1,068,163)
Total stockholders' equity	1,849,420	1,826,490
Total liabilities and stockholders' equity	$ 4,089,367	$ 4,103,545