Other Comprehensive Income (Schedule of AOCI) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 29, 2013	Dec. 29, 2012
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated Other Comprehensive Income (loss) December 29, 2012, net of tax		$ (31,329)
Other comprehensive gain before reclassifications	1,917
Amounts reclassified from accumulated other comprehensive income (loss)	939
Net current-period other comprehensive income	2,856
Accumulated Other Comprehensive Income (loss) June 29, 2013, net of tax	(28,473)	(31,329)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated Other Comprehensive Income (loss) December 29, 2012, net of tax		180
Other comprehensive gain before reclassifications	1,917
Amounts reclassified from accumulated other comprehensive income (loss)	(671)
Net current-period other comprehensive income	1,246
Accumulated Other Comprehensive Income (loss) June 29, 2013, net of tax	1,426	180
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated Other Comprehensive Income (loss) December 29, 2012, net of tax		(31,509)
Other comprehensive gain before reclassifications	0
Amounts reclassified from accumulated other comprehensive income (loss)	1,610
Net current-period other comprehensive income	1,610
Accumulated Other Comprehensive Income (loss) June 29, 2013, net of tax	$ (29,899)	$ (31,509)