Goodwill (Changes in the Carrying Amount of Goodwill by Reportable Segment ) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended						12 Months Ended
	Dec. 25, 2011	Dec. 26, 2010	Dec. 25, 2011 United Kingdom Subsidiary [Member]	Dec. 25, 2011 Domestic Company-owned Restaurant [Member]	Dec. 26, 2010 Domestic Company-owned Restaurant [Member]	Dec. 27, 2009 Domestic Company-owned Restaurant [Member]	Dec. 25, 2011 International [Member]		Dec. 26, 2010 International [Member]		Dec. 25, 2011 International [Member] United Kingdom Subsidiary [Member]		Dec. 26, 2010 International [Member] United Kingdom Subsidiary [Member]		Dec. 27, 2009 International [Member] United Kingdom Subsidiary [Member]		Dec. 25, 2011 All Others [Member]	Dec. 26, 2010 All Others [Member]	Dec. 27, 2009 All Others [Member]
Goodwill [Line Items]
Beginning balance	$ 74,697	$ 75,066	$ 14,800	$ 55,260	$ 55,260	$ 55,260	$ 19,001	[1]	$ 19,370	[1]							$ 436	$ 436	$ 436
Foreign currency adjustments	388	(369)					388	[1]	(369)	[1]
Ending balance	75,085	74,697	14,800	55,260	55,260	55,260	19,389	[1]	19,001	[1]							436	436	436
Accumulated impairment loss											$ 2,300	[1]	$ 2,300	[1]	$ 2,300	[1]

[1] The international goodwill balances for all years presented are net of accumulated impairment of $2.3 million associated with our PJUK reporting unit.