Acquisitions and Dispositions (Sale of AGI In-Store) - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended	9 Months Ended
	Nov. 30, 2015	Mar. 31, 2015	Nov. 27, 2015	Nov. 27, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payment for working capital adjustments				$ 3,200
AGI In-Store [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payment for working capital adjustments		$ 3,200
Gain for repayment of proceeds related to certain non-saleable closing-date inventory	$ 1,100		$ (1,073)	$ (1,073)