XML 59 R31.htm IDEA: XBRL DOCUMENT v3.20.1
Debt - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands, shares in Millions
 3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Debt Disclosure [Abstract]      
Exchange agreement, aggregate principal amount   $ 219,300  
Shares authorized for issuance (in shares)   39.0  
Common stock, par value (in dollars per share) $ 0.01 $ 0.01 $ 0.01
Exchange agreement, accrued and unpaid interest   $ 1,000  
Gain (loss) on extinguishment of debt, additional paid-in capital   190,400  
Gain (loss) on extinguishment of debt, fair value of common shares issued   400  
Loss on exchange of convertible debt $ 0 36,123  
Proceeds from termination of capped call confirmations $ 0 $ 14,632