Intangible Assets, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Gross carrying value	$ 7,551		$ 7,551		$ 7,551
Accumulated amortization	(3,643)		(3,643)		(3,366)
Intangible assets, net	3,908		3,908		$ 4,185
Amortization of Intangible Assets	100	$ 139	$ 300	$ 278
Finite-Lived Intangible Asset, Useful Life			7 years 10 days	7 years 6 months
Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]
Remainder of 2015	278		$ 278
2016	556		556
2017	556		556
2018	556		556
2019	556		556
2020	$ 545		$ 545
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			7 years	7 years
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			15 years	15 years