Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.20.1
Subsequent Events (Details)
1 Months Ended
Apr. 17, 2020
Subsequent Event [Member]  
Subsequent Events (Details) [Line Items]  
Subsequent events, description On April 17, 2020, the Company entered into supplemental indentures to the indentures governing its outstanding 6.5% Convertible Senior Secured Notes due 2023 and its outstanding 6.5% Convertible Senior Notes due 2023.