Debt Obligations (Tables)

3 Months Ended

Mar. 31, 2024

Debt obligations, including finance lease obligations, consisted of the following (in millions):


	March 31, 2024		December 31, 2023
Infrastructure
PRIME minus 0.75% Line of Credit due 2025	$	70.0	$	100.0
3.25% Term Loan due 2026	86.3		91.4
4.00% Note due 2024	2.5		5.0

Obligations under finance leases	0.9		2.4
Total Infrastructure	$	159.7	$	198.8

Spectrum
8.50% Note due 2025	$	19.3	$	19.3
11.45% Notes due 2025	50.4		50.4


Total Spectrum	$	69.7	$	69.7

Life Sciences
20.00% Note due 2024	$	20.7	17.4

Total Life Sciences	$	20.7	$	17.4

Non-Operating Corporate
8.50% Senior Secured Notes due 2026	$	330.0	$	330.0
7.50% Convertible Senior Notes due 2026	51.8		51.8
SOFR plus 5.75% Line of Credit	20.0		20.0
CGIC Unsecured Note due 2026	35.1		35.1
Total Non-Operating Corporate	$	436.9	$	436.9

Total outstanding principal	$	687.0	$	722.8
Unamortized issuance discount, issuance premium, and deferred financing costs	(11.3)		(13.0)
Less: current portion of debt obligations	(34.2)		(30.5)
Debt obligations, net of current portion	$	641.5	$	679.3

As of March 31, 2024, estimated future aggregate finance lease and debt payments, including interest, were as follows (in millions):


	Finance Leases		Debt		Total
2024	$	0.3	$	68.2	$	68.5
2025	0.3		239.6		239.9
2026	0.2		494.2		494.4
2027	0.2		—		0.2
2028	—		—		—

Total minimum principal and interest payments	1.0		802.0		803.0
Less: Amount representing interest	(0.1)		(115.9)		(116.0)
Total aggregate finance lease and debt payments	$	0.9	$	686.1	$	687.0