Debt - Additional Information (Detail) (USD $)	3 Months Ended		12 Months Ended
	May 30, 2014	May 31, 2013	Feb. 28, 2014
Debt Disclosure [Line Items]
Letters of credit outstanding	$ 27,700,000
Debt due within one year	20,000,000	0	20,000,000
Carrying value of Corporation's publicly and non-publicly traded debt	596,702,000	260,281,000	539,114,000
Publicly Traded [Member]
Debt Disclosure [Line Items]
Fair value of Corporation's publicly and non-publicly traded debt	236,400,000	227,400,000	234,700,000
Carrying value of Corporation's publicly and non-publicly traded debt	225,200,000	225,200,000	225,200,000
Non Publicly Traded [Member]
Debt Disclosure [Line Items]
Fair value of Corporation's publicly and non-publicly traded debt	401,600,000	35,100,000	344,500,000
Carrying value of Corporation's publicly and non-publicly traded debt	401,600,000	35,100,000	344,500,000
Accounts Receivable Facility [Member]
Debt Disclosure [Line Items]
Available financing of receivables purchase agreement	50,000,000
Balances outstanding under the amended and restated receivables purchase agreement	0	0	0
Credit Agreement [Member]
Debt Disclosure [Line Items]
Current borrowing capacity	600,000,000
Term Loan Facility [Member]
Debt Disclosure [Line Items]
Current borrowing capacity	350,000,000	0
Outstanding Borrowings	335,000,000		340,000,000
Interest on credit facility borrowings	4.00%
Revolving Credit Facility [Member]
Debt Disclosure [Line Items]
Current borrowing capacity	250,000,000
Outstanding Borrowings	$ 66,600,000	$ 35,100,000	$ 4,500,000
Interest on credit facility borrowings	3.10%