Defined Contribution Plan, Pension and Other Post-Retirement Benefit Plans - Current Investment Allocation Target for Pension Plans and Weighted-Average Asset Allocations (Detail)	Dec. 31, 2019	Dec. 31, 2018
U.S. Pension and Other Post-Retirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	100.00%	100.00%
Weighted-average pension plans allocation	100.00%	100.00%
Non-U.S. Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	100.00%	100.00%
Weighted-average pension plans allocation	100.00%	100.00%
Cash and cash equivalents \| U.S. Pension and Other Post-Retirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	0.00%	0.00%
Weighted-average pension plans allocation	0.00%	1.00%
Cash and cash equivalents \| Non-U.S. Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	0.00%	0.00%
Weighted-average pension plans allocation	1.00%	1.00%
Equity/Balanced securities \| U.S. Pension and Other Post-Retirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	27.00%	55.00%
Weighted-average pension plans allocation	28.00%	52.00%
Equity/Balanced securities \| Non-U.S. Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	55.00%	55.00%
Weighted-average pension plans allocation	53.00%	59.00%
Fixed income securities \| U.S. Pension and Other Post-Retirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	63.00%	25.00%
Weighted-average pension plans allocation	62.00%	22.00%
Fixed income securities \| Non-U.S. Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	45.00%	45.00%
Weighted-average pension plans allocation	46.00%	40.00%
Real estate \| U.S. Pension and Other Post-Retirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	10.00%	20.00%
Weighted-average pension plans allocation	10.00%	25.00%
Real estate \| Non-U.S. Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target Allocation	0.00%	0.00%
Weighted-average pension plans allocation	0.00%	0.00%

Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

Reference 1: 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 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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