Acquisitions and Purchase Accounting (Purchase Price) (Details) - USD ($) $ in Thousands	Dec. 27, 2016	Jul. 25, 2016	Jan. 31, 2016	Dec. 29, 2015	Dec. 30, 2014	Jul. 14, 2014
Restructuring Cost and Reserve [Line Items]
Goodwill	$ 296,126			$ 294,626	$ 294,626
Wendy's 2016 Acquisitions
Restructuring Cost and Reserve [Line Items]
Facilities and equipment		$ 24,376
Franchise rights		17,385
Goodwill		1,500
Other		927
Total purchase price	$ 4,000	$ 44,188	$ 8,000
Wendy's
Restructuring Cost and Reserve [Line Items]
Facilities and equipment						$ 32,511
Franchise rights						16,570
Goodwill						1,998
Assets held for sale						5,121
Favorable leases						873
Other						(232)
Total purchase price						$ 56,841