Share-Based Compensation and Employee Ownership Plans SARs (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2015		Dec. 31, 2014		Dec. 31, 2013
Aggregate Intrinsic Value
Closing stock price, in dollars per share		$ 3.83		$ 4.80
Stock Appreciation Rights
Aggregate Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercisable, Weighted remaining contractual term		0
Equity Plans
Aggregate Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	[1]	$ 0
Equity Plans | Stock Appreciation Rights
Shares Subject to Option
Balance outstanding, beginning of period, shares		400,000		400,000
Granted, shares		0		0
Acquired, shares		0		0
Expired, shares		0		0
Balance outstanding, end of period, shares		400,000		400,000		400,000
Balance exercisable, shares		0
Weighted Average Exercise Price/Share
Balance outstanding, beginning of period, in dollars per share		$ 2.90		$ 2.90
Granted, in dollars per share		0.00		0.00
Acquired, in dollars per share		0.00		0.00
Expired, in dollars per share		0.00		0.00
Balance outstanding, end of period, in dollars per share		$ 2.90		$ 2.90		$ 2.90
Weighted Average Remaining Term Outstanding		2 years 2 months 16 days		3 years 2 months 16 days		4 years 2 months 16 days
Aggregate Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value		$ 558	[2]	$ 913	[2]	$ 608
Unrecognized compensation expense		$ 100		$ 200
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercisable, Weighted Average Grant Date Fair Value		$ 0.00

[1] Based on the Company's closing stock price of $3.83 on December 31, 2015 and $4.80 on December 31, 2014.

[2] Based on the Company's closing stock price of $3.83 on December 31, 2015 and $4.80 on December 31, 2014.