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Accumulated Other Comprehensive Loss - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) arising During Period Related to Translation of Foreign Subsidiaries utilizing a Functional Currency Other Than the US Dollar |  | $ 63,874 | $ (17,753) | $ (48,364)
Foreign Currency Translation, Tax Benefit (Provision) Related to Net Investment Hedges |  | 17,131 | (2,829) | (9,949)
Pension Benefits [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Expected amortization of actuarial losses (gains), net of tax |  | 54,562 | 34,705 |
Expected amortization of prior service (cost) credit, net of tax |  | (313) | (561) | (1,037)
Scenario, Forecast [Member] | Pension Benefits [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Expected amortization of actuarial losses (gains), net of tax | $ 4,900 |  |  |
Expected amortization of prior service (cost) credit, net of tax | $ 1,800 |  |  |
Accumulated Defined Benefit Plans Adjustment [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax |  | (3,400) | (5,000) | (3,200)
Benefit for Income Taxes |  | 1,200 | 1,800 | 1,100
Amortization of Net Actuarial (Losses), before Tax |  | (6,500) | (8,000) | (5,200)
Net Prior Service Credit Arising During the Period, Before Tax |  | 3,100 | 3,000 | 2,000
Adoption of accounting standards update related to reclassification of certain tax effects |  | (15,424) |  |
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Adoption of accounting standards update related to reclassification of certain tax effects |  | (16) |  |
Accumulated Translation Adjustment [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) arising During Period Related to Translation of Foreign Subsidiaries utilizing a Functional Currency Other Than the US Dollar |  | 94,700 | (20,600) | (55,500)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Related to Net Investment Hedges, before Reclassification and Tax |  | (46,100) | 7,600 | 26,600
Foreign Currency Translation, Tax Benefit (Provision) Related to Net Investment Hedges |  | 17,100 | (2,800) | (9,900)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation (Loss) Arising During Period Related to Intra-Entity Transactions of a Long-Term Investment Nature, Net of Tax |  | (1,800) | $ (2,000) | $ (9,600)
Adoption of accounting standards update related to reclassification of certain tax effects |  | (6,645) |  |
Other Comprehensive Income (Loss) [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Adoption of accounting standards update related to reclassification of certain tax effects |  | $ (22,085) |  |

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- Definition Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(5) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount, before tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e689-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580 + Details
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- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -Subparagraph (b,c) -URI http://asc.fasb.org/extlink&oid=64808268&loc=d3e32211-110900 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580 + Details
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