Quarterly Information (Unaudited) - Quarterly Net Income, Basic Earnings Per Share and Diluted Earnings Per Share (Parenthetical) (Detail) $ in Millions |
3 Months Ended |
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Dec. 31, 2019
USD ($)
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| Quarterly Financial Information Disclosure [Line Items] | |
| Adjustment to unrecognized tax benefit liability | $ 11.4 |
| SEC and DOJ Investigations Relating to FCPA [Member] | China [Member] | |
| Quarterly Financial Information Disclosure [Line Items] | |
| Accrued liability | $ 40.0 |
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- Definition Quarterly financial information disclosure. No definition available.
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- Definition Amount of loss contingency liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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