Borrowings and Other Debt Obligations (Tables)

12 Months Ended

Dec. 31, 2020

Debt Disclosure [Abstract]

Schedule of Debt

consisted of the following:

	December 31,
(Dollars in millions)	2020		2019
Finance Lease Current Portion	$	9	$	10
Other Short-term Financing Arrangements	4		3
Short-term Borrowings	$	13	$	13
11.00% Exit Notes due 2024	$	2,098	$	2,097
8.75% Senior Secured Notes due 2024	455		$	—
Finance Lease Long-term Portion	48		$	54
Long-term Debt	$	2,601	$	2,151

Schedule of maturities of long-term debt

The following is a summary of scheduled debt maturities by year:

(Dollars in millions)
2021	$	13
2022	8
2023	8
2024	2,608
2025	8
Thereafter	16
Total Debt Maturities	$	2,661
Unamortized Debt Issuance and Discount	$	(47)
Total Debt Carrying Value	$	2,614