Right of Use Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Components of lease expense

The components of lease expense were as follows:

	Year Ended December 31,
(dollars in millions)	2021		2020
Operating lease cost	$	1.4	$	1.0

Schedule of supplemental cash flow information related to leases

Supplemental cash flow information related to leases was as follows:

	December 31,
(dollars in millions)	2021		2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	1.2	$	0.9
Supplemental non-cash information:
Right-of-use assets obtained in exchange for new lease obligations	$	3.2	$	0.6

Schedule of maturities of operating lease liabilities

Maturities of operating lease liabilities as of December 31, 2021 were as follows:

(dollars in millions)
2022	$	1.2
2023	1.5
2024	1.5
Total lease payments	4.2
Less: imputed interest	(0.2)
Total	$	4.0