Debt - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Mar. 31, 2015	May 29, 2015	May 27, 2016	Feb. 29, 2016
Debt Disclosure [Line Items]
Unamortized financing fees written off		$ 1,800
Debt issuance costs		8,478	$ 6,671	$ 7,123
Term Loan Facility [Member]
Debt Disclosure [Line Items]
Interest on credit facility borrowings			2.95%
Voluntary prepayments on term loan facility	$ 65,000
Revolving Credit Facility [Member]
Debt Disclosure [Line Items]
Interest on credit facility borrowings			2.95%
Current borrowing capacity			$ 250,000
Letters of Credit [Member]
Debt Disclosure [Line Items]
Amount of letters of credit outstanding under revolving credit facilities			25,900
Non Publicly Traded [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Disclosure [Line Items]
Fair value of traded debt		242,500	189,100	185,000
Carrying value of Corporation's non-publicly traded debt		243,000	189,100	185,000
Accounting Standards Update 2015-03 [Member]
Debt Disclosure [Line Items]
Debt issuance costs		3,800		3,300
Accounts Receivable Facility [Member]
Debt Disclosure [Line Items]
Current borrowing capacity			50,000
Publicly Traded [Member] | Fair Value, Inputs, Level 1 [Member]
Debt Disclosure [Line Items]
Fair value of traded debt		238,600	230,200	229,600
Carrying value of Corporation's publicly traded debt		$ 225,200	$ 225,200	$ 225,200