Stock Based Compensation (Details) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 327,000		$ 386,000	$ 329,000	$ 833,000
Unrestricted Stock [Member] | Independent Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted (in shares)		8,100
Restricted Stock Units (RSUs) [Member] | Key Executive Personnel [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted (in shares)		42,650
Number of shares forfeited		37,700