Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jan. 01, 2017	Jul. 02, 2017
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, Percent		14.50%
Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount		$ 600
Valuation allowance increase (decrease)	$ (30,400)
Operating Loss Carryforwards		73,100
Unrecognized Tax Benefits	0	0
Unrecognized Tax Benefits, Interest on Income Taxes Accrued	$ 0	$ 0