Income Taxes - Unrecognized Tax Benefits (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Dec. 25, 2011
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at beginning of year	$ 45,308	$ 47,971	$ 55,636
Gross additions to tax positions taken during the current year	2,249	5,241	4,094
Gross additions to tax positions taken during the prior year	127	258	460
Gross reductions to tax positions taken during the prior year	(833)	(922)	(970)
Reductions from settlements with taxing authorities	0	0	(1,941)
Reductions from lapse of applicable statutes of limitations	(793)	(7,240)	(9,308)
Balance at end of year	$ 46,058	$ 45,308	$ 47,971