Share-based Compensation - Restricted Stock Compensation/Awards (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended		8 Months Ended		12 Months Ended
	Feb. 28, 2015	Feb. 28, 2014	Sep. 12, 2015	Sep. 06, 2014	Jan. 03, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized			1,902,077
Number of shares available for grant			613,319
2014 Board of Director Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense				$ 0.2
2013 Long Term Incentive Plan [Member]
Number of Shares
Granted, Number of Shares				132,107
2014 LTI Grant [Member]
Number of Shares
Granted, Number of Shares	37,762
Restricted Stock [Member]
Number of Shares
Nonvested shares outstanding at Period Start, Number of Shares			105,859
Vested, Number of Shares			(17,772)
Nonvested shares outstanding at Period End, Number of Shares			148,487		105,859
Weighted Average Grant-Date Fair Value Per Share
Nonvested shares outstanding at Period Start, Weighted Average Grant Date Fair Value Per Share			$ 16.56
Granted, Weighted Average Grant Date Fair Value Per Share			12.44
Vested, Weighted Average Grant Date Fair Value			16.04
Nonvested shares outstanding at Period End, Weighted Average Grant Date Fair Value Per Share			$ 14.94		$ 16.56
Restricted Stock [Member] | 2014 Board of Director Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued during the period, net of forfeitures					17,772
Restricted Stock [Member] | 2015 Board of Director Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued during the period, net of forfeitures			22,638
Compensation cost, not yet recognized			$ 0.1
Allocated share-based compensation expense			0.2
Restricted Stock [Member] | 2013 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost, not yet recognized			0.7		$ 1.1
Allocated share-based compensation expense			$ 0.4	$ 0.4
Number of Shares
Granted, Number of Shares			60,400
Restricted Stock [Member] | 2014 LTI Grant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost, not yet recognized			$ 0.3		$ 0.4
Allocated share-based compensation expense			$ 0.1	$ 0.2
Board of Directors [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period			1 year
Management [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years	3 years