Retirement Benefit Plans Defined Benefit Plans (Details) - Pension Plans, Defined Benefit [Member] $ in Thousands	1 Months Ended	12 Months Ended
	Jul. 31, 2011 USD ($)	Jan. 03, 2016 USD ($) Pension_Plans	Dec. 28, 2014 USD ($)	Dec. 29, 2013 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plans, Number of Plans | Pension_Plans		2
Defined Benefit Plan, Amortization of Prior Service Cost		$ 0
Defined Benefit Plan, Accumulated Benefit Obligation		3,809	$ 4,080
Defined Benefit Plan, Fair Value of Plan Assets		2,699	3,065
General and Administrative Expense [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension Expense		$ 149	$ 126	$ 175
Arby's Restaurant Group, Inc [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Proceeds Received from Buyer for Unfunded Liability	$ 400