XML 43 R31.htm IDEA: XBRL DOCUMENT v3.20.2
Long-Term Debt (Tables)
9 Months Ended
Sep. 30, 2020
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
Long-term debt consisted of the following as of:
September 30, 2020December 31, 2019
(in thousands)
Senior Notes:
1.125% Convertible Notes due September 2021:
Principal amount$200,000 $200,000 
Unamortized discount(8,458)(14,763)
Unamortized debt issuance costs(934)(1,666)
Net of unamortized discount and debt issuance costs190,608 183,571 
6.125% Senior Notes due September 2024:
Principal amount400,000 400,000 
Unamortized debt issuance costs(3,876)(4,611)
Net of unamortized debt issuance costs396,124 395,389 
6.25% Senior Notes due December 2025:
Principal amount102,324 — 
Unamortized premium914 — 
Net of unamortized premium103,238 — 
5.75% Senior Notes due May 2026:
Principal amount750,000 600,000 
Unamortized discount(1,490)— 
Unamortized debt issuance costs(6,873)(5,734)
Net of unamortized discount and debt issuance costs741,637 594,266 
Total senior notes1,431,607 1,173,226 
Revolving Credit Facility:
 Revolving credit facility due May 2023285,000 4,000 
Total debt, net of unamortized discount and premium and debt issuance costs1,716,607 1,177,226 
Less current portion of long-term debt190,608 — 
Long-term debt$1,525,999 $1,177,226