Stock Based Compensation (Stock based compensation expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation	$ 485	$ 146
Nonvested stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation	201	82
Stock options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation	267	64
Restricted stock units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation	$ 17	$ 0