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Interest Rate Swap Schedule of Changes in AOCL Net of Tax (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 25, 2016	Dec. 26, 2015	Jun. 27, 2015	Jun. 25, 2016	Jun. 27, 2015	Mar. 26, 2016	Sep. 26, 2015	Mar. 28, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (1,362)	$ 0	$ 0	$ (1,362)	$ 0
Fair Value, Option, Changes in Fair Value, Gain (Loss)	(1,362)	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	0	0	0
Other Comprehensive Income (Loss), Net of Tax	$ (1,362)	$ 0	$ 0	$ (1,362)	$ 0
Beginning Balance [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax						$ 0	$ 0	$ 0