Common Stock and Stock Compensation - Compensation Costs Not Yet Recognized (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expense not yet recognized	$ 286
Weighted Average Remaining Term (in years)	2 years 2 months 12 days
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expense not yet recognized	$ 651
Weighted Average Remaining Term (in years)	1 year 7 months 6 days