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Income Taxes - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Tax Credit Carryforward [Line Items] |  |  |
Reduction due to transition tax further analysis of accumulated earnings and foreign taxes paid |  |  | $ 13.9
Provision for income taxes | $ 18.4 | $ 15.2 | $ 10.7
Effective tax rate (percent) | 18.90% | 15.70% | 9.20%
Accruals and other liabilities | $ 0.7 | $ 0.0 |
Operating loss carryforwards | 99.5 |  |
Valuation allowance on deferred tax assets | 166.6 | 157.4 |
Unrecognized tax benefits that would impact effective tax rate | 2.0 |  |
Luxembourg |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Valuation allowance on deferred tax assets | 151.8 |  |
Spain |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Valuation allowance on deferred tax assets | 9.1 |  |
Philippines |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Valuation allowance on deferred tax assets | 0.4 |  |
Brazil |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Tax credit carryforward, valuation allowance | 4.1 |  |
Other foreign countries | Tax Year 2029 - 2030 |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Tax credits | 2.9 |  |
State |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Valuation allowance on deferred tax assets | 1.2 |  |
State | Tax Year 2021 - 2036 |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Tax credits | $ 1.8 |  |
Foreign Tax Authority |  |  |
Tax Credit Carryforward [Line Items] |  |  |
Accruals and other liabilities |  | $ 4.2 |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319 + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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