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Subsequent Event - Additional Information (Detail) - Subsequent Event - USD ($) $ / shares in Units, $ in Millions | Dec. 04, 2019 | Nov. 01, 2019
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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 |

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- Definition Date the declared dividend will be paid, in CCYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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- Definition Date the dividend to be paid was declared, in CCYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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