Consolidated Statement of Changes in Accumulated Other Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 03, 2015
Ending balance	$ 91
Accumulated Translation Adjustment [Member]
Beginning balance	815
Other comprehensive income before reclassifications	(890)
Amounts reclassified from accumulated other comprehensive income (a)	166	[1]
Net current-period comprehensive income	(724)
Ending balance	$ 91

[1] The amounts represent residual foreign currency translation balances in our Cataract and Irish subsidiaries after these subsidiaries had been effectively liquidated.