Investment in Eldorado Financial Information (Details) (Eldorado, USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 31, 2014	Aug. 31, 2013	Aug. 31, 2014	Aug. 31, 2013
Eldorado
Schedule of Equity Method Investments [Line Items]
Net operating revenues	$ 61,749	$ 65,828	$ 118,779	$ 128,007
Operating income	6,775	10,500	8,327	16,525
Net income	$ 2,909	$ 6,548	$ 576	$ 8,635