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Employee Benefits - Accumulated Benefit Obligation (Detail) - Pension Plan [Member] - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
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U.S Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Accumulated Benefit Obligation — end of year | $ 618,486 | $ 559,775
Projected benefit obligation | 55,714 | 52,714
Accumulated benefit obligation | 55,671 | 52,690
Fair value of plan assets | $ 2,229 | $ 2,103
Discount rate | 3.26% | 4.31%
Rate of compensation increase | 3.25% | 3.25%
Non-U.S. Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Accumulated Benefit Obligation — end of year | $ 1,062,515 | $ 923,586
Projected benefit obligation | 656,574 | 582,466
Accumulated benefit obligation | 620,087 | 548,116
Fair value of plan assets | $ 512,356 | $ 466,878
Discount rate | 1.50% | 2.22%
Rate of compensation increase | 2.48% | 1.91%

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- Definition Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(2) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Amount of accumulated benefit obligation for defined benefit plan with accumulated benefit obligation in excess of plan assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 + Details
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