Quarterly report pursuant to Section 13 or 15(d)

Leases (Schedule of Future Minimum Lease Payments) (Details)

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Leases (Schedule of Future Minimum Lease Payments) (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Debt and Capital Lease Obligations [Abstract]    
Future minimum payments due, remainder of 2015 $ 84  
Future minimum payments due in 2016 334  
Future minimum payments due in 2017 334  
Future minimum payments due in 2018 134  
Total minimum lease payments 886  
Less amount representing interest (88)  
Present value of net minimum lease payments 798  
Less current portion (279) $ 0
Balance, non-current portion, end of period $ 519 $ 0