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Taxes On Income - Additional Information (Detail) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Operating Loss Carryforwards [Line Items] |  |  |
Corporate tax rate |  | 23.00% | 24.00%
Corporate tax rate | 23.00% | 23.00% | 24.00%
Tax benefit related to re-measurement of deferred tax balance |  |  | $ 41,100,000
Undistributed earnings of foreign subsidiaries | $ 392,300,000 |  |
Unrecognized deferred tax liability on undistributed earnings of foreign subsidiaries | 71,200,000 |  |
Unrecognized tax benefit liability adjusted within 12 months | 65,600,000 |  |
Uncertain tax positions interest expense | 4,200,000 | $ 5,500,000 | $ 4,100,000
Uncertain tax positions accrued interest | 34,900,000 | 30,800,000 |
Penalties accrued | $ 0 | $ 0 |
Maximum |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Dividend income tax rate | 20.00% |  |
Minimum |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Dividend income tax rate | 15.00% |  |
U S Federal |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
U.S. loss carry forward | $ 323,400,000 |  |
Operating loss carry forward expiration years | 2021 |  |
U S State |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Corporate tax rate | 21.00% |  | 35.00%
U.S. loss carry forward | $ 81,600,000 |  |
U S State | Maximum |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carry forward expiration years | 2034 |  |
U S State | Minimum |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carry forward expiration years | 2020 |  |
Research And Development Tax Credit |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
U.S. loss carry forward | $ 21,600,000 |  |
Research And Development Tax Credit | Maximum |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carry forward expiration years | 2039 |  |
Research And Development Tax Credit | Minimum |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carry forward expiration years | 2020 |  |
Tax Year 2012 |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Enacted effective income tax rate | 16.00% |  |
Technological Preferred Enterprise |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Enacted effective income tax rate |  |  | 12.00%

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- Definition This element represents the amount of interest expense accrued as of the date of the statement of financial position for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount that might be imposed under tax return audit of the entity. + References No definition available. + Details
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- Definition The portion of the domestic federal statutory income tax rate and the taxable income tax. + References No definition available. + Details
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- Definition The portion of the difference between the domestic federal statutory income tax rate and the expected income tax expense or benefit that is attributable to reduced tax rates (resulting from the effect of "Approved, Privileged or Preferred Enterprise" status). + References No definition available. + Details
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- Definition This element represents interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount that might be imposed under tax return audit of the entity. + References No definition available. + Details
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- Definition The portion of the difference between the dividend amount and domestic federal statutory income tax attributable to the deduction for dividends paid under enacted tax laws. + References No definition available. + Details
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- Definition Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to undistributed earnings of foreign subsidiaries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331 + Details
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- Definition The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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