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Long-Term Debt (Tables)
 12 Months Ended
Dec. 31, 2020
Long-term Debt, Unclassified [Abstract]  
Schedule of long-term debt
Long-term debt consisted of the following items as of December 31:
20202019
(In thousands)
DIP credit facility$157,500 $— 
Pre-petition revolving credit facility292,910 120,000 
6.625% senior unsecured notes due 2023
324,583 329,467 
6.000% senior unsecured notes due 2024
579,568 603,428 
6.375% senior unsecured notes due 2025
507,870 529,525 
6.375% senior unsecured notes due 2026
374,617 397,529 
Building loan21,914 22,453 
Net unamortized debt issuance costs— (23,751)
          Total Debt, net2,258,962 1,978,651 
Less: current maturities of long term debt(253,743)(631)
Less: amounts reclassified to liabilities subject to compromise(2,005,219)— 
          Total Debt reflected as long term$— $1,978,020 
Schedule of interest expense The following schedule shows the components of interest expense for the year ended December 31:
 202020192018
(In thousands)
Cash paid for interest$84,823 $142,664 $132,995 
Change in accrued interest30,600 (3,834)7,266 
Capitalized interest(907)(3,372)(4,470)
Amortization of loan costs5,563 6,328 6,121 
Total interest expense$120,079 $141,786 $141,912