Employee Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Compensation and Retirement Disclosure [Abstract]
Required service period to participate in defined contribution savings plan	1 year
Maximum match, as a percent of employees contribution	3.00%
Total expense recognized for employee benefit plans	$ 126	$ 24