Quarterly report pursuant to Section 13 or 15(d)

Notes Payable and Revolving Credit Facility (Schedule of net of unamortized discount balances) (Details)

v3.10.0.1
Notes Payable and Revolving Credit Facility (Schedule of net of unamortized discount balances) (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Sep. 30, 2017
Debt Instrument [Line Items]      
Notes payable, gross $ 39,475 $ 39,475 $ 98,400
Less: Unamortized debt discount (832) (930)  
Notes payable, net $ 38,643 $ 38,545