Other Income and Expense - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	May 31, 2013	May 25, 2012	Feb. 28, 2013
Other Income And Expense [Line Items]
Miscellaneous impairment related to senior secured debt	$ (2,000)	$ 7,794
Clinton Cards [Member]
Other Income And Expense [Line Items]
Miscellaneous impairment related to senior secured debt	2,000	7,800	8,100
AG intellectual properties [Member]
Other Income And Expense [Line Items]
Contract termination		$ 2,125