Fair Value Measurements Non-Recurring Fair Value Measurements (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Apr. 03, 2016	Mar. 29, 2015	Jan. 03, 2016
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impairment of Long-Lived Assets Held-for-use	$ 7,001		$ 22,346
Impairment of Long-Lived Assets to be Disposed of	104		2,655
Impairment of long-lived assets	7,105	$ 1,937	25,001
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Assets Held and Used, Long Lived, Fair Value Disclosure	4,247		10,244
Assets Held-for-sale, Long Lived, Fair Value Disclosure	967		4,328
Total	5,214		14,572
Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Assets Held and Used, Long Lived, Fair Value Disclosure	0		0
Assets Held-for-sale, Long Lived, Fair Value Disclosure	0		0
Total	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 Held and Used, Long Lived, Fair Value Disclosure	0		0
Assets Held-for-sale, Long Lived, Fair Value Disclosure	0		0
Total	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 Held and Used, Long Lived, Fair Value Disclosure	4,247		10,244
Assets Held-for-sale, Long Lived, Fair Value Disclosure	967		4,328
Total	$ 5,214		$ 14,572