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Subsequent Event - Additional Information (Detail) - Subsequent Event - USD ($) $ / shares in Units, $ in Millions	Dec. 04, 2019	Nov. 01, 2019
Minimum
Subsequent Event [Line Items]
Restructuring charges, net		$ 20.0
Estimated restructuring cash expenditures		18.0
Maximum
Subsequent Event [Line Items]
Restructuring charges, net		26.0
Estimated restructuring cash expenditures		24.0
Severance | Minimum
Subsequent Event [Line Items]
Restructuring charges, net		18.0
Severance | Maximum
Subsequent Event [Line Items]
Restructuring charges, net		22.0
Facilities | Minimum
Subsequent Event [Line Items]
Restructuring charges, net		2.0
Facilities | Maximum
Subsequent Event [Line Items]
Restructuring charges, net		$ 4.0
Dividend Declared
Subsequent Event [Line Items]
Dividends payable, declared date	Dec. 04, 2019
Dividends payable, per share amount	$ 0.10
Dividends payable, payable date	Jan. 15, 2020
Dividends declared, record date	Dec. 20, 2019

X

- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

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- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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Date the dividend to be paid was declared, in CCYY-MM-DD format.

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Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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- Definition

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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