Condensed Consolidated Statements of Comprehensive Income Statement - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 29, 2014	Jun. 30, 2015	Jun. 29, 2014
Net Income	$ (3,265)	$ 82,922	$ 33,152	$ 123,990
Income from discontinued operations, as reported	0	15,840	0	28,441
Income from Continuing Operations	(3,265)	67,082	33,152	95,549
Other Comprehensive Loss from Continuing Operations, net of taxes			(9,398)
Comprehensive Income	(6,328)	81,420	23,754	122,415
Continuing operations
Change in unrecognized benefit plan losses arising during the period, net of taxes of $(1,737) and $(1,323) for the three and six months ended June 30, 2015 and June 29,2014, respectively	(2,694)	(2,026)	(2,694)	(2,026)
Adjustment for previously unrecognized benefit plan gains and losses included in net income, net of taxes of $8 and $3 for the three months ended June 30, 2015 and June 29, 2014, respectively and $5 and $(39) for the six months ended June 30, 2015 and June 29, 2014, respectively.	12	5	7	(59)
Change in unrecognized benefit plan gains and losses, net of taxes	(2,682)	(2,021)	(2,687)	(2,085)
Change in unrealized holding gain arising during the period, net of taxes of $(583) and $(1,188) for the three and six months ended June 30, 2015	(904)	0	(1,843)	0
Change in foreign currency translation adjustments, net of taxes of $766 and $339 for the three months ended June 30, 2015 and June 29, 2014, respectively, and $(407) and $333 for the six months ended June 30, 2015 and June 29, 2014, respectively.	523	519	(4,868)	510
Other Comprehensive Loss from Continuing Operations, net of taxes	(3,063)	(1,502)	(9,398)	(1,575)
Comprehensive Income	(6,328)	65,580	23,754	93,974
Discontinued operations
Comprehensive Income	$ 0	$ 15,840	$ 0	$ 28,441