Related Party Information (Transactions with Parent Companies and Other Affiliated Companies) - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Feb. 10, 2014	Feb. 29, 2016	Feb. 28, 2015	Feb. 28, 2014
Related Party Transaction [Line Items]
Cash dividends paid to parent				$ 9,614
Century Intermediate Holding Company [Member]
Related Party Transaction [Line Items]
Tax sharing arrangement, net amounts due to affiliates			$ 1,846
Tax sharing arrangement, net amounts due from affiliates		$ 259
Cash dividends paid to parent		$ 34,619	38,073	$ 75,420
Century Intermediate Holding Company [Member] | Senior PIK Toggle Notes [Member]
Related Party Transaction [Line Items]
Aggregate principal amount of an indirect parent company's Senior PIK Toggle notes	$ 285,000
Cash interest rate percentage	9.75%
PIK interest rate percentage	10.50%
Cash dividends paid to parent	$ 50,000
PIK interest description		PIK Interest (as defined below), which is the cash interest rate plus 75 basis points
PIK interest rate spread	0.75%
Future annual PIK cash interest payments		$ 27,800
Parent company interest payment funded by dividends paid to parent		$ 27,788
Century Intermediate Holding Company [Member] | HL and L Property Company [Member]
Related Party Transaction [Line Items]
Proceeds from sale of assets to affiliated company			$ 9,865