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Income Taxes - Tax Provision (Benefit), Reconciliation, and Tax Rates (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
U.S. and foreign income before income taxes |  |  |  |
United States | $ (152.3) | $ (85.4) | $ 3.5 |
Foreign | 131.2 | 227.5 | 214.2 |
Income (loss) before income taxes | (21.1) | 142.1 | 217.7 |
Current: |  |  |  |
U.S. federal statutory tax | 94.6 | 7.5 | (9.9) |
State | 5.6 | 0.8 | 0.7 |
Foreign | 34.2 | 30.4 | 27.0 |
Total current income tax provision (benefit) | 134.4 | 38.7 | 17.8 |
Deferred: |  |  |  |
U.S. federal statutory tax | 15.1 | (29.3) | 4.6 |
State | 8.9 | (4.2) | 3.0 |
Foreign | (10.0) | (2.5) | (2.3) |
Total deferred income (loss) before income taxes | 13.9 | (36.0) | 5.3 |
Non-current tax expense (income) | 0.9 | 13.0 | 24.1 |
Income tax provision | $ 149.2 | $ 15.7 | $ 47.2 | $ 53.6
Reconciliation of U.S. federal statutory income tax rate to effective income tax rate |  |  |  |
U.S. federal statutory tax rate | 35.00% | 35.00% | 35.00% |
Foreign earnings, net of foreign taxes | 245.40% | (42.40%) | (28.30%) |
State income taxes, net of U.S. federal income tax benefit | (51.80%) | (1.50%) | 1.10% |
U.S. tax on deemed dividends | (14.00%) | 1.30% | 1.70% |
Tax Act impact | (704.30%) | 0.00% | 0.00% |
Deferred tax impact on foreign unrepatriated earnings | (65.50%) | 0.00% | 0.00% |
Goodwill impairment | (81.50%) | 0.00% | 0.00% |
Sale of subsidiary | 0.00% | 3.80% | 0.00% |
Uncertain tax positions | (4.10%) | 9.20% | 10.30% |
Tax authority settlements | (10.00%) | 0.00% | 0.00% |
Nontaxable interest income | 36.90% | 0.00% | 0.00% |
Nondeductible interest expense | (12.60%) | 0.00% | 0.00% |
Valuation allowance | (19.60%) | 2.00% | 0.30% |
Other permanent differences | (61.00%) | 3.60% | 1.60% |
Effective income tax rate | (707.10%) | 11.00% | 21.70% | 19.50%
Effective income tax rate | (707.10%) | 11.00% | 21.70% | 19.50%
Provision for income taxes | $ 149.2 | $ 15.7 | $ 47.2 | $ 53.6
Transition tax toll charge on historic accumulated foreign earnings | 143.7 |  |  |
Provisional undistributed accumulated earnings of foreign subsidiary | 725.0 |  |  |
Accumulated foreign earnings deemed repatriated | 1,700.0 |  |  |
Provisional estimate of the associated foreign withholding and state income tax effects | $ 13.8 |  |  |
Without transition tax toll charge |  |  |  |
Reconciliation of U.S. federal statutory income tax rate to effective income tax rate |  |  |  |
Effective income tax rate | (25.90%) |  |  |
Effective income tax rate | (25.90%) |  |  |

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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 + Details
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 + Details
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- Definition Amount of foreign earnings repatriated from subsidiaries outside the country of domicile. + References No definition available. + Details
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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