Quarterly report pursuant to Section 13 or 15(d)

Debt (Int) (Details)

v3.7.0.1
Debt (Int) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Interest expense on convertible debt        
Total interest expense     $ 4,853 $ 4,031
Convertible Notes, Credit and Amended and Restated Credit Agreements        
Interest expense on convertible debt        
Coupon interest $ 754 $ 755 1,509 1,510
Amortization of issuance costs 616 719 2,046 1,438
Accretion of debt discount 1,344 1,292 2,681 2,578
Interest on credit agreement 1,110 1,263 2,455 2,531
Undrawn and other fees 53 102 122 166
Total interest expense 3,877 4,131 8,813 8,223
Convertible Notes        
Interest expense on convertible debt        
Accretion of debt discount $ 1,344 $ 1,292 $ 2,681 $ 2,578