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Income Taxes - Changes in Amount of Uncertain Tax Positions (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |
Unrecognized tax benefits at beginning of year | $ 3.8 | $ 4.1 | $ 3.9
Net increase (decrease): |  |  |
Tax positions taken in prior periods |  |  | (0.3)
Tax positions taken in current period | 0.7 | 0.6 | 0.6
Lapse due to applicable statute of limitations | (1.1) | (0.7) | (0.5)
Change in currency exchange rates | (0.2) | (0.2) | 0.4
Unrecognized tax benefits at end of year | $ 3.2 | $ 3.8 | $ 4.1

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- Definition Unrecognized tax benefits increases decreases resulting from prior period tax positions. + References No definition available. + Details
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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 10B -URI https://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(2) -URI https://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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