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Leases (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Lessee, Lease, Description [Line Items] |  |  |  |
Right-of-use asset recognized as non-cash asset addition |  |  | $ 11.2 | $ 2.1
Cash paid for amounts included in measurement of operating lease liability |  |  | 3.8 | 1.9
Total operating lease expense | $ 5.3 | $ 3.5 | 10.4 | 7.1
Long-term operating lease expense | 2.3 | 1.0 | 4.4 | 2.0
Operating lease revenues | $ 3.1 | $ 3.0 | $ 6.3 | $ 6.1
Minimum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating leases remaining term, lessee | 1 year |  | 1 year |
Operating leases remaining term, lessor | 1 year |  | 1 year |
Maximum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating leases remaining term, lessee | 18 years |  | 18 years |
Operating leases remaining term, lessor | 10 years |  | 10 years |

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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
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- Definition Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 6A -URI https://asc.fasb.org/extlink&oid=126900988&loc=SL77927221-108306 + Details
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