Facility Action Charges, Net (Impairment Charges) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 13, 2012	Aug. 15, 2011	Aug. 13, 2012	Aug. 15, 2011
Impairment of Property and Equipment [Line Items]
Facility action charges, net	$ 2,416	$ 192	$ 2,525	$ 250
Carl's Jr. [Member]
Impairment of Property and Equipment [Line Items]
Facility action charges, net	1,195	0	1,195	0
Hardee's [Member]
Impairment of Property and Equipment [Line Items]
Facility action charges, net	$ 1,221	$ 192	$ 1,330	$ 250