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Significant Accounting Policies - Unearned Income (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Accounting Policies [Abstract] |  |
Deferred income | $ 85.9 | $ 72.6

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- Definition Amount of deferred income excluding obligation to transfer product and service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 25 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=28183603&loc=d3e692-112598 + Details
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