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Leases (Tables) | 12 Months Ended
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Dec. 31, 2020
Leases [Abstract] |
Components of Lease Expenses | The components of operating lease expense were as follows:
| Year Ended December 31,
| 2020 |  | 2019
Operating lease costs | $ | 53.2 |  |  | $ | 55.6 |
Variable lease costs | 9.2 |  |  | 8.8 |
Sublease income | (3.0) |  |  | (3.0) |
Net lease costs | $ | 59.4 |  |  | $ | 61.4 |
Maturities of Operating Lease Liabilities | Maturities of operating lease liabilities as of December 31, 2020 were as follows:
Year Ending December 31: |
2021 | $ | 50.8 |
2022 | 36.4 |
2023 | 26.8 |
2024 | 26.7 |
2025 | 23.5 |
Thereafter | 89.4 |
Total lease payments | 253.6 |
Less: imputed interest | (45.4) |
| $ | 208.2 |

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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 http://asc.fasb.org/extlink&oid=121609121&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 http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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