Fair Value Measurements Fair Value of Items Measured on a Nonrecurring Basis (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			6 Months Ended			12 Months Ended
	Jun. 30, 2013		Jul. 01, 2012	Jun. 30, 2013		Jul. 01, 2012	Dec. 30, 2012
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impairment of Long-Lived System Optimization Assets Held for Use				$ 5,938		$ 0
Impairment of long-lived assets held-for-use	0		3,270	0		7,781	21,097
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure	2,022			2,022			13,237
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure	0			0			0
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure	0			0			0
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure	2,022			2,022			13,237
Properties and Other Intangible Assets [Member] | Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Long-Lived Assets, Fair Value Disclosure	2,022			2,022
Property, Plant, and Equipment, Fair Value Disclosure							7,311
Properties and Other Intangible Assets [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Long-Lived Assets, Fair Value Disclosure	0			0
Property, Plant, and Equipment, Fair Value Disclosure							0
Properties and Other Intangible Assets [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Long-Lived Assets, Fair Value Disclosure	0			0
Property, Plant, and Equipment, Fair Value Disclosure							0
Properties and Other Intangible Assets [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Long-Lived Assets, Fair Value Disclosure	2,022			2,022
Property, Plant, and Equipment, Fair Value Disclosure							7,311
Corporate Aircraft [Member] | Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Property, Plant, and Equipment, Fair Value Disclosure							5,926
Corporate Aircraft [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Property, Plant, and Equipment, Fair Value Disclosure							0
Corporate Aircraft [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Property, Plant, and Equipment, Fair Value Disclosure							0
Corporate Aircraft [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Property, Plant, and Equipment, Fair Value Disclosure							5,926
Properties and Other Intangible Assets [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impairment of long-lived assets held-for-use							19,469
Corporate Aircraft [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impairment of long-lived assets held-for-use			0			1,628	1,628
System Optimization [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impairment of Long-Lived System Optimization Assets Held for Use	5,938	[1]		5,938	[1]
System Optimization [Member] | Properties and Other Intangible Assets [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impairment of Long-Lived System Optimization Assets Held for Use				$ 5,938

[1] Represents the loss on remeasurement of long-lived assets (including land, buildings, leasehold improvements and favorable lease assets) at certain company-owned restaurants to fair value as a result of the Company’s decision to lease and/or sublease such land and/or buildings and sell certain other restaurant assets to franchisees in connection with our system optimization initiative. See Note 6 for more information on non-recurring fair value measurements.