CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current Assets:
Cash and cash equivalents	$ 342,711	$ 553,848
Receivables, net	502,216	463,062
Inventories, net	396,245	366,974
Other current assets	45,932	30,927
Total current assets	1,287,104	1,414,811
Property, plant, and equipment, net	390,520	388,903
Goodwill	1,082,944	951,057
Other intangible assets, net	345,991	271,461
Other assets	14,715	11,549
Total assets	3,121,274	3,037,781
Current liabilities:
Current portion of long-term debt and short-term debt	150,820	150,668
Accounts payable	157,088	177,911
Accrued expenses	116,492	130,239
Income taxes payable	10,578	18,274
Deferred revenue	183,955	170,143
Other current liabilities	34,858	28,027
Total current liabilities	653,791	675,262
Long-term debt	814,810	815,630
Deferred tax liabilities, net	55,675	49,722
Accrued pension and other postretirement benefit costs	103,181	107,151
Long-term portion of environmental reserves	16,091	14,024
Other liabilities	84,561	84,801
Total liabilities	1,728,109	1,746,590
Stockholders' Equity
Common stock, $1 par value,100,000,000 shares authorized at June 30, 2017 and December 31, 2016; 49,187,378 shares issued at June 30, 2017 and December 31, 2016; outstanding shares were 44,137,906 at June 30, 2017 and 44,181,050 at December 31, 2016	49,187	49,187
Additional paid in capital	122,584	129,483
Retained earnings	1,825,697	1,754,907
Accumulated other comprehensive loss	(244,161)	(291,756)
Common treasury stock, at cost (5,049,472 shares at June 30, 2017 and 5,006,328 shares at December 31, 2016)	(360,142)	(350,630)
Total stockholders' equity	1,393,165	1,291,191
Total liabilities and stockholders' equity	$ 3,121,274	$ 3,037,781