Derivative Instruments (Change In Unrealized Pre-Tax Gains (Losses) Included In Other Comprehensive Income Due To Fluctuations In Interest Rates And Foreign Exchange Rates) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Derivative [Line Items]
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Portion Attributable to Parent	$ (247)	$ 186	$ 171
Net unrealized loss/(gain) on derivative instruments, net of income tax (benefit)/expense of ($247), $186 and $171	(360)	304	268
Interest Rate Swap [Member]
Derivative [Line Items]
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Portion Attributable to Parent	247	(176)	(181)
Net unrealized loss/(gain) on derivative instruments, net of income tax (benefit)/expense of ($247), $186 and $171	(360)	283	289
Forward Contracts [Member]
Derivative [Line Items]
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Portion Attributable to Parent	0	(10)	10
Net unrealized loss/(gain) on derivative instruments, net of income tax (benefit)/expense of ($247), $186 and $171	$ 0	$ 21	$ (21)