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Leases (Tables) | 12 Months Ended
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Dec. 31, 2022
Leases [Abstract] |
Schedule of Lease Cost Components | The following represents the components of lease cost and other information for both operating and financing leases for the years ending December 31, 2022, 2021 and 2020:
($ in millions) |  | Year ended
|  | December 31, 2022 | December 31, 2021 | December 31, 2020
Lease Cost |  |  |  |
Finance Lease Cost: |  |  |  |
Amortization of right of use asset |  | $ | 8.9 |  | $ | 7.1 |  | $ | 3.5 |
Interest on lease liabilities |  | 4.1 |  | 3.1 |  | 1.0 |
Operating lease cost |  | 16.4 |  | 22.7 |  | 20.8 |
Short-term lease cost |  | 2.9 |  | 1.6 |  | 1.9 |
Variable lease cost |  | 1.0 |  | 0.9 |  | 0.9 |
Sublease income |  | — |  | (0.3) |  | (0.1) |
Total lease cost |  | $ | 33.3 |  | $ | 35.1 |  | $ | 28.0 |
Other information |  |  |  |
Cash paid for amounts included in the measurement of lease liabilities |  |  |  |
Operating cash flows from finance leases |  | $ | 4.1 |  | $ | 3.0 |  | $ | 1.0 |
Operating cash flows from operating leases |  | $ | 17.4 |  | $ | 20.0 |  | $ | 21.7 |
Financing cash flows from finance leases |  | $ | 20.9 |  | $ | 14.3 |  | $ | 6.2 |
Right of use assets obtained in exchange for new finance lease liabilities |  | $ | 15.3 |  | $ | 58.9 |  | $ | 42.3 |
Right of use assets obtained in exchange for new operating lease liabilities |  | $ | 18.0 |  | $ | 4.8 |  | $ | 12.4 |
Weighted average remaining lease term - finance leases |  | 4 years | 5 years | 4 years
Weighted average remaining lease term - operating leases |  | 6 years | 5 years | 6 years
Weighted average discount rate - finance leases |  | 5.6 | % | 5.2 | % | 6.2 | %
Weighted average discount rate - operating leases |  | 6.8 | % | 6.5 | % | 6.9 | %
Schedule of Operating Lease Liability Maturities | The following table reconciles future minimum undiscounted rental commitments for operating leases to the operating lease liabilities recorded on the consolidated balance sheet as of December 31, 2022 (in millions):
|  | December 31, 2022
2023 |  | $ | 15.5 |
2024 |  | 12.7 |
2025 |  | 10.3 |
2026 |  | 8.0 |
2027 |  | 6.6 |
2028 and thereafter |  | 16.5 |
Total undiscounted lease payments |  | $ | 69.6 |
Present value adjustment |  | (14.4) |
Operating lease liabilities |  | $ | 55.2 |
Schedule of Finance Lease Liability Maturities | The following table reconciles future minimum undiscounted rental commitments for finance leases to the finance lease liabilities recorded on the consolidated balance sheet as of December 31, 2022 (in millions):
|  | December 31, 2022
2023 |  | $ | 26.2 |
2024 |  | 22.4 |
2025 |  | 17.9 |
2026 |  | 11.0 |
2027 |  | 7.8 |
2028 and thereafter |  | 3.0 |
Total undiscounted lease payments |  | $ | 88.3 |
Present value adjustment |  | (9.5) |
Finance lease liabilities |  | $ | 78.8 |

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- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980 + Details
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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980 + Details
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