Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of long-term debt

Our long-term debt carrying value consisted of the following:

	Successor		Predecessor
	December 31,		December 31,
(Dollars in millions)	2019		2018
11.00 % Exit Notes due 2024	$	2,097	$	—
5.125% Senior Notes due 2020	—		364
5.875% Exchangeable Senior Notes due 2021	—		1,194
7.75% Senior Notes due 2021	—		743
4.50% Senior Notes due 2022	—		644
8.25% Senior Notes due 2023	—		742
9.875% Senior Notes due 2024	—		781
9.875% Senior Notes due 2025	—		588
6.50% Senior Notes due 2036	—		447
6.80% Senior Notes due 2037	—		255
7.00% Senior Notes due 2038	—		456
9.875% Senior Notes due 2039	—		245
6.75% Senior Notes due 2040	—		457
5.95% Senior Notes due 2042	—		369
Term Loan Agreement due 2020	—		308
Finance and Other Lease Obligations	64		69
Total Senior Notes and Other Debt	2,161		7,662
Less: Amounts Due in One Year	10		57
Long-term Debt	$	2,151	$	7,605

Schedule of maturities of long-term debt

The accrued interest on our borrowings was $12 million and $140 million at December 31, 2019 and 2018, respectively. The following is a summary of scheduled long-term debt maturities by year (dollars in millions):

2020	$	10
2021	7
2022	7
2023	8
2024	2,105
Thereafter	24
	$	2,161