CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid in Capital	Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Treasury Stock	Noncontrolling Interest
Beginning Balance (in shares) at Dec. 31, 2013		43,243				2,064
Beginning Balance at Dec. 31, 2013	$ 1,916,016	$ 43,243	$ 409,338	$ 1,696,424	$ (110,855)	$ (124,623)	$ 2,489
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	82,849			82,210			639
Cash dividends (USD per share)	(28,093)			(28,093)
Other comprehensive (loss) income	6,675				6,607		68
Distributions to noncontrolling interest shareholders	(1,094)						(1,094)
Shares issued under compensation plans (in shares)		144				70
Shares issued under compensation plans	7,945	$ 144	5,237			$ 2,564
Deferred compensation (in shares)						(2)
Deferred compensation	81					$ 81
Ending Balance (in shares) at Jun. 29, 2014		43,387				1,992
Ending Balance at Jun. 29, 2014	1,984,379	$ 43,387	414,575	1,750,541	(104,248)	$ (121,978)	2,102
Beginning Balance (in shares) at Dec. 31, 2014		43,420				1,981
Beginning Balance at Dec. 31, 2014	1,913,699	$ 43,420	422,394	1,827,845	(260,895)	$ (121,455)	2,390
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	83,579			82,915			664
Cash dividends (USD per share)	(28,234)			(28,234)
Other comprehensive (loss) income	(60,209)				(60,215)		6
Distributions to noncontrolling interest shareholders	(832)						(832)
Settlements of convertible notes	2		(36)			38
Settlements of note hedges associated with convertible notes	0		71			$ (71)
Shares issued under compensation plans (in shares)		93				58
Shares issued under compensation plans	11,929	$ 93	10,290			$ 1,546
Deferred compensation (in shares)						(3)
Deferred compensation	73					$ 73
Ending Balance (in shares) at Jun. 28, 2015		43,513				1,920
Ending Balance at Jun. 28, 2015	$ 1,920,007	$ 43,513	$ 432,719	$ 1,882,526	$ (321,110)	$ (119,869)	$ 2,228