Realignment and reorganization costs System Optimization Costs (Details) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 28, 2015		Jun. 29, 2014		Jun. 28, 2015		Jun. 29, 2014		Feb. 28, 2015
Restructuring Cost and Reserve [Line Items]
Future company-owned restaurant ownership percentage										5.00%
Restructuring Charges		$ 6,279		$ 1,276	[1]	$ 10,892		$ 15,987	[1]
System Optimization [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining		11,000				11,000
Restructuring and Related Cost, Incurred Cost		285		1,276		735		11,877
Restructuring and Related Cost, Cost Incurred to Date		28,347				28,347
Restructuring Charges		1,907		1,276		2,357		15,987
Restructuring Charges, Incurred to Date		52,396				52,396
System Optimization [Member] | Severance and related employee costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost		303		393		629		5,926
Restructuring and Related Cost, Cost Incurred to Date		17,887				17,887
System Optimization [Member] | Professional fees [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	[2]	4,000				4,000
Restructuring and Related Cost, Incurred Cost		110		558		151		3,189
Restructuring and Related Cost, Cost Incurred to Date		5,964				5,964
System Optimization [Member] | Other [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost		(128)	[3]	325		(45)	[3]	2,762
Restructuring and Related Cost, Cost Incurred to Date		4,496				4,496
Restructuring Reserve, Accrual Adjustment		210				210
System Optimization [Member] | Accelerated Depreciation and Amortization [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	[2]	7,000				7,000
Restructuring Charges	[2]	1,622		0		1,622		475
Restructuring Charges, Incurred to Date	[2]	19,036				19,036
System Optimization [Member] | Share Based Compensation Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	[4]	0		$ 0		0		$ 3,635
Restructuring Charges, Incurred to Date	[4]	$ 5,013				$ 5,013

[1] Previously titled “Facilities action charges (income), net.”

[2] Primarily includes accelerated amortization of previously acquired franchise rights related to company-owned restaurants in territories that will be or have been sold in connection with our system optimization initiative.

[3] The three and six months ended June 28, 2015 includes a reversal of an accrual of $210 as a result of a change in estimate.

[4] Represents incremental share-based compensation resulting from the modification of stock options and performance-based awards in connection with the termination of employees under our system optimization initiative.