Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended					3 Months Ended			3 Months Ended				3 Months Ended
	Aug. 31, 2014	Aug. 31, 2013	Nov. 30, 2013	Nov. 30, 2013 Land	Nov. 30, 2013 Land improvements	Feb. 28, 2014 Land improvements Minimum	Feb. 28, 2014 Land improvements Maximum	Nov. 30, 2013 Buildings and improvements	Feb. 28, 2014 Buildings and improvements Minimum	Feb. 28, 2014 Buildings and improvements Maximum	Aug. 31, 2014 Machinery and equipment	Nov. 30, 2013 Machinery and equipment	Feb. 28, 2014 Machinery and equipment Minimum	Feb. 28, 2014 Machinery and equipment Maximum	Jan. 08, 2014 Connecticut production nursery Landscape nursery
Property and Equipment
Estimated Useful Lives						10 years	20 years		10 years	40 years			3 years	20 years
Property and Equipment, gross	$ 1,223		$ 15,998	$ 437	$ 1,561			$ 1,865			$ 1,223	$ 12,135			$ 11,485
Accumulated depreciation	(988)		(14,048)												(9,850)
Property and Equipment, net	235		1,950												1,635
Capital lease obligation incurred	$ 53	$ 48