Consolidated Statement Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income	$ 118,603	$ 128,258
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	26,697	19,985
Deferred income taxes	4,193	13,932
(Gain) loss on disposal of assets	(2,713)	34
Stock-based compensation	5,930	5,387
Pension contributions	(7,410)	(54,048)
Changes in assets and liabilities:
Trade receivables	(60,655)	(62,891)
Inventories	3,256	13,172
Accounts payable	(29,375)	4,618
Accruals for incentive compensation	(11,598)	(27,675)
Other current payables and accrued expenses	10,456	12,585
Other assets/liabilities, net	(25,769)	(21,881)
Net cash provided by operating activities	31,615	31,476
Cash flows from investing activities:
Additions to property, plant and equipment	(22,512)	(19,381)
Proceeds from disposal of assets	1,366	1,450
Net cash used in investing activities	(21,146)	(17,931)
Cash flows from financing activities:
Cash dividends paid to shareholders	(44,826)	(37,971)
Net change in revolving credit facility borrowings and overdrafts	(124,602)	265
Deferred financing costs	(4,796)	0
Proceeds from issuance of long-term debt	555,559	0
Loss on pre-issuance hedges	(3,244)	0
Proceeds from issuance of stock under stock plans	163	227
Excess tax benefits on stock-based payments	1,032	8,597
Purchase of treasury stock	(40,007)	(10,660)
Net cash provided by (used in) financing activities	339,279	(39,542)
Effect of exchange rate changes on cash and cash equivalents	(2,859)	(8,887)
Net change in cash and cash equivalents	346,889	(34,884)
Cash and cash equivalents at beginning of year	181,988	478,573
Cash and cash equivalents at end of period	528,877	443,689
Interest paid, net of amounts capitalized	20,729	19,697
Income taxes paid	$ 23,884	$ 20,634