Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2018

Long-Term Debt [Abstract]

Long-Term Debt

			For the year ended December 31, 2018
($ in millions)	January 1, 2018		Payments and Retirements		New Borrowings		December 31, 2018		Interest Rate at December 31, 2018*
Secured debt issued by Frontier	$	3,511	$	(630)	$	2,365	$	5,246	6.76%
Unsecured debt issued by Frontier		13,495		(2,198)		-		11,297	9.56%
Secured debt issued by subsidiaries		107		-		-		107	8.35%
Unsecured debt issued by subsidiaries		750		-		-		750	6.90%
Total debt	$	17,863	$	(2,828)	$	2,365	$	17,400	8.59%
Less: Debt Issuance Costs		(183)						(178)
Less: Debt Premium/(Discount)		(54)						(50)
Less: Current Portion		(656)						(814)
	$	16,970					$	16,358

* Interest rate includes amortization of debt issuance costs and debt premiums or discounts.  The interest rates at December 31, 2018 represent a weighted average of multiple issuances.

Schedule Of Unsecured Debt

	December 31, 2018			December 31, 2017
	Principal		Interest	Principal		Interest
($ in millions)	Outstanding		Rate	Outstanding		Rate
Secured debt issued by Frontier
Term loan due 10/24/2019 (1)	$	-		$	245	5.445% (Variable)
Term loan due 3/31/2021 (2)		1,402	5.280% (Variable)		1,483	4.320% (Variable)
Term loan due 10/12/2021(3)		239	7.405% (Variable)		276	5.445% (Variable)
Revolver due 2/27/2022(4)		275	5.280% (Variable)		-
Term loan due 6/15/2024 (5)		1,716	6.280% (Variable)		1,492	5.320% (Variable)
Second lien notes due 4/1/2026		1,600	8.500%		-
IDRB due 5/1/2030		13	6.200%		13	6.200%
Equipment financings		1	0.000%		2	0.000%
Total secured debt issued by Frontier		5,246			3,511
Unsecured debt issued by Frontier
Senior notes due 10/1/2018		-			491	8.125%
Senior notes due 3/15/2019		348	7.125%		404	7.125%
Senior notes due 4/15/2020		172	8.500%		619	8.500%
Senior notes due 9/15/2020		55	8.875%		303	8.875%
Senior notes due 7/1/2021		89	9.250%		490	9.250%
Senior notes due 9/15/2021		220	6.250%		775	6.250%
Senior notes due 4/15/2022		500	8.750%		500	8.750%
Senior notes due 9/15/2022		2,188	10.500%		2,188	10.500%
Senior notes due 1/15/2023		850	7.125%		850	7.125%
Senior notes due 4/15/2024		750	7.625%		750	7.625%
Senior notes due 1/15/2025		775	6.875%		775	6.875%
Senior notes due 9/15/2025		3,600	11.000%		3,600	11.000%
Debentures due 11/1/2025		138	7.000%		138	7.000%
Debentures due 8/15/2026		2	6.800%		2	6.800%
Senior notes due 1/15/2027		346	7.875%		346	7.875%
Senior notes due 8/15/2031		945	9.000%		945	9.000%
Debentures due 10/1/2034		1	7.680%		1	7.680%
Debentures due 7/1/2035		125	7.450%		125	7.450%
Debentures due 10/1/2046		193	7.050%		193	7.050%
Total unsecured debt issued by Frontier		11,297			13,495
Secured debt issued by subsidiaries
Debentures due 11/15/2031		100	8.500%		100	8.500%
RUS loan contracts due 1/3/2028		7	6.154%		7	6.152%
Total secured debt issued by subsidiaries		107			107
Unsecured debt issued by subsidiaries
Debentures due 5/15/2027		200	6.750%		200	6.750%
Debentures due 2/1/2028		300	6.860%		300	6.860%
Debentures due 2/15/2028		200	6.730%		200	6.730%
Debentures due 10/15/2029		50	8.400%		50	8.400%
Total unsecured debt issued by subsidiaries		750			750
Total debt	$	17,400	8.4%(6)	$	17,863	8.1%(6)

(1)  Represents borrowings under the 2014 CoBank Credit Agreement, as defined below.

(2)  Represents borrowings under the JPM Credit Agreement Term Loan A, as defined below.

(3)  Represents borrowings under the 2016 CoBank Credit Agreement, as defined below.

(4)  Represents borrowings under the JPM Credit Agreement Revolver, as defined below.

(5)  Represents borrowings under the JPM Credit Agreement Term Loan B, as defined below.

(6)  Interest rate represents a weighted average of the stated interest rates of multiple issuances.

Debt Maturities By Year

	Principal
($ in millions)	Payments
2019	$	539
2020	$	437
2021	$	1,604
2022	$	2,706
2023	$	868
Thereafter	$	10,971

Schedule Of Future Minimum Lease Obligations

($ in millions)	Finance Lease Obligations		Capital Lease Obligations
Year ending December 31:
2019	$	13	$	30
2020		14		19
2021		14		13
2022		14		8
2023		15		10
Thereafter		117		4
Total future payments		187		84
Less: Amounts representing interest		(109)		(15)
Present value of minimum lease payments	$	78	$	69