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Comprehensive Income
9 Months Ended
Sep. 24, 2011
Comprehensive Income [Abstract] 
Comprehensive Income
10. Comprehensive Income

Comprehensive income includes all changes to shareholders' equity during a period, except those resulting from investment by and distributions to shareholders. Components of comprehensive income include net income and changes in foreign currency translation adjustments. Total comprehensive income was $11.0 million and $14.2 million for the thirteen weeks ended September 24, 2011 and September 25, 2010, respectively. Total comprehensive income was $36.9 million and $34.6 million for the thirty-nine weeks ended September 24, 2011 and September 25, 2010, respectively.