Income Tax (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Income Tax Expense (Benefit)	$ 85	$ 0	$ 204	$ 0
Effective Income Tax Rate Reconciliation, Percent	(0.80%)		(0.90%)
Unrecognized Tax Benefits	0		0		0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	$ 0	$ 0	$ 0	$ 0