Debt Obligations (Tables)

3 Months Ended

Mar. 31, 2021

Debt obligations consist of the following (in millions):


	March 31, 2021		December 31, 2020
Infrastructure
LIBOR plus 5.85% Note, due 2023	$	70.6	$	71.6
LIBOR plus 1.50% Line of Credit	38.3		38.7
Obligations under finance leases	0.1		0.2
Spectrum
8.50% Note due 2021	19.3		19.3
10.50% Note due 2021	32.9		32.9
Other, various maturity dates	2.9		2.9
Obligations under finance leases	0.3		0.6
Non-Operating Corporate
11.50% Senior Secured Notes, due 2021	—		340.4
8.50% Senior Secured Notes, due 2026	330.0		—
7.50% Convertible Senior Notes, due 2022	3.2		55.0
7.50% Convertible Senior Notes, due 2026	51.8		—
LIBOR plus 5.75% Line of Credit	—		15.0
	549.4		576.6
Issuance discount, issuance premium, and deferred financing costs	(3.3)		(15.1)
Less: current portion of debt obligations	(82.8)		(433.6)
Debt obligations	$	463.3	$	127.9

Aggregate finance lease and debt payments, including interest are as follows (in millions):


	Finance Leases		Debt		Total
2021	$	0.4	$	107.6	$	108.0
2022	—		48.3		48.3
2023	—		104.2		104.2
2024	—		39.7		39.7
2025	—		31.9		31.9
Thereafter	—		413.6		413.6
Total minimum principal and interest payments	0.4		745.3		745.7
Less: Amount representing interest	—		(196.3)		(196.3)
Total aggregate finance lease and debt payments	$	0.4	$	549.0	$	549.4