Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets
Cash and cash equivalents	$ 81,967	$ 46,039
Accounts receivable, less allowances (2015 - $3,502; 2014 - $3,873)	283,918	275,890
Inventories	210,302	212,044
Deferred income taxes	27,628	31,849
Prepaid expenses and other current assets	32,027	22,574
Total current assets	635,842	588,396
Deferred income taxes	8,961	10,061
Property, plant and equipment	683,138	672,225
Less accumulated depreciation	(385,080)	(372,790)
Property, plant and equipment, net	298,058	299,435
Goodwill	583,448	594,949
Other intangible assets, net	523,898	554,694
Other assets	28,436	26,350
Total assets	2,078,643	2,073,885
Current liabilities
Notes and overdrafts payable	21,789	8,028
Accounts payable	107,030	94,803
Accrued liabilities	123,003	161,397
Long-term debt - current	824	862
Total current liabilities	252,646	265,090
Long-term debt	474,730	495,844
Accrued retirement benefits	110,241	115,057
Deferred income taxes	66,198	70,147
Other liabilities	$ 19,648	$ 15,954
Commitments and contingencies (Note 13)
Stockholders' equity
Common stock - par value $0.01 per share Authorized: 150,000,000 shares Issued: at par value (2015 - 61,744,866 shares; 2014 - 61,229,980 shares)	$ 617	$ 612
Additional paid-in capital	421,519	405,525
Treasury stock, at cost (2015 - 7,035,647 shares; 2014 - 6,729,438 shares)	(181,617)	(169,405)
Retained earnings	1,024,487	974,514
Accumulated other non-owner changes to equity	(109,826)	(99,453)
Total stockholders' equity	1,155,180	1,111,793
Total liabilities and stockholders' equity	$ 2,078,643	$ 2,073,885