Benefit Plans (Plan Assets Components) (Details) - USD ($) $ in Thousands	Jan. 01, 2016	Jan. 02, 2015	Jan. 03, 2014
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 871	$ 437	$ 731
Fair Value, Inputs, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Fair Value, Inputs, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	871	437
Fair Value, Inputs, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Insurance Contract [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	871	437
Insurance Contract [Member] | Fair Value, Inputs, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Insurance Contract [Member] | Fair Value, Inputs, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	871	437
Insurance Contract [Member] | Fair Value, Inputs, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 0	$ 0