Basis of Presentation Summary of Significant Accounting Policies (Narrative) (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
Public offering transaction-related costs	$ 0	$ 686	$ 448	$ 686
Restatement Adjustment [Member]
Public offering transaction-related costs		$ 686		$ 686