Stock Compensation Plans (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands								12 Months Ended
	Jan. 15, 2015	Jan. 15, 2014	Jan. 15, 2013	Aug. 24, 2006	Aug. 26, 2005	Aug. 17, 2005	Jul. 28, 2005	May. 30, 2015	May. 31, 2014	Jun. 01, 2013	Oct. 05, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price									$ 2.97	$ 2.97
Number of options outstanding									46,000	86,000
Restricted stock units granted from treasury								91,540	127,200
Stock based compensation expense (benefit)								$ 2,300	$ 1,300	$ 291
Allocated share based compensation expense (benefit) for liability awards								749	521	312
Intrinsic value of stock options exercised								1,600	911	0
Fair value of unexercised liability awards								1,400	1,100
Payments for liability awards exercised								$ 407	373	$ 192
2005 Incentive Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for issuance							1,000,000
Term						10 years	10 years
Vesting period						5 years	5 years
Shares issued						720,000
Exercise price						$ 2.97
Number of options outstanding								0
Stock Appreciation Rights Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term							10 years
Vesting period							5 years
Incentive plan share authorized							2,000,000
2012 Omnibus Long-Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period								3 years
Incentive plan share authorized											1,000,000
Restricted stock units granted from treasury	91,540	127,200	126,000
Unrecognized compensation expense								$ 5,600	$ 4,300
Weighted average period of unrecognized compensation expense								1 year 10 months 24 days
Stock Appreciation Rights (SARs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued				30,000	90,000	1,185,000
Exercise price				$ 3.47	$ 3.36	$ 2.97