Business Segments and Geographic Information (Details 2) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Jan. 01, 2012	Jan. 02, 2011	Jan. 03, 2010
Asset Reconciliation of Segments
Cash and cash equivalents	$ 31,755	$ 43,378	$ 38,088	$ 28,592
Deferred income tax	20,822	30,017
Restricted cash and investments	48,410	99,459
Assets of Disposal Group, Including Discontinued Operation	0	72,340
Total segment assets	2,839,194	3,049,923
Reportable segment assets [Member]
Asset Reconciliation of Segments
Total segment assets	$ 2,738,207	$ 2,804,729