Aggregate dividends declared during the period for each share of common stock outstanding.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Subsequent Events - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
	Apr. 17, 2019	Mar. 31, 2019	Mar. 31, 2018	Jun. 30, 2019	May 16, 2019
Subsequent Event [Line Items]
Restructuring Charges		$ 2,063	$ 5,950
Subsequent Events [Member]
Subsequent Event [Line Items]
Dividend declaration date	Apr. 17, 2019
Common stock dividends per share declared	$ 0.09
Dividend record date	May 02, 2019
Dividend payment date	May 16, 2019
Scenario Forecast [Member]
Subsequent Event [Line Items]
Quarterly dividend payable subsequent to balance sheet date					$ 4,300
Restructuring Charges				$ 800