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Leases - Components of Right-Of-Use Assets and Lease Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Assets |  |
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Other Assets, Noncurrent | Other Assets, Noncurrent
Operating lease right-of-use assets | $ 25.1 | $ 19.8
Finance lease right-of-use assets | 2.2 | 3.0
Total right of use assets | $ 27.3 | $ 22.8
Liabilities |  |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | Accrued expenses | Accrued expenses
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Other Liabilities, Noncurrent | Other Liabilities, Noncurrent
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] | Current debt | Current debt
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Long-term debt | Long-term debt
Current operating lease obligation | $ 7.3 | $ 5.2
Long-term operating lease obligation | 18.7 | 15.6
Total operating lease obligation | 26.0 | 20.8
Current finance lease obligation | 0.5 | 0.5
Long-term finance lease obligation | 2.3 | 3.0
Total finance lease obligation | $ 2.8 | $ 3.5

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
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