Discontinued Operations (Details) (USD $) In Thousands, unless otherwise specified		3 Months Ended	12 Months Ended						0 Months Ended
	Jan. 08, 2014	Dec. 03, 2011 Manchester, Connecticut warehouse	Nov. 30, 2013 Manchester, Connecticut warehouse	Dec. 01, 2012 Manchester, Connecticut warehouse	Dec. 03, 2011 Manchester, Connecticut warehouse	Nov. 30, 2013 Imperial's landscape nursery business Inventory and certain assets	Dec. 01, 2012 Imperial's landscape nursery business Inventory and certain assets	Dec. 03, 2011 Imperial's landscape nursery business Inventory and certain assets	Jan. 08, 2014 Imperial's landscape nursery business Inventory and certain assets Subsequent events item	Jan. 08, 2014 Imperial's landscape nursery business Connecticut production nursery Subsequent events
Discontinued operation
Non-interest bearing note receivable									$ 4,250
Number of installments in which promissory note will become due									2
Amount of promissory note receivable due on June 1, 2014									2,750
Amount of promissory note receivable due on June 1, 2015									1,500
Period of non-competition restrictions									4 years
Lease period										10 years
Optional extension period of lease										15 years
Net annual rent receivable for each of the first five years	500
Period during which purchase option is available										13 years
Price of land, land improvements and other operating assets under option to purchase										10,500
Price of a portion of land under option to purchase										7,000
Selling expenses paid out of the proceeds			438
Selling expenses paid separately			25
Proceeds from sale of nursery inventory									840
Proceeds from sale of real estate assets			15,537
Pretax gain included in results for discontinued operations			2,886
Proceeds from property sale deposited in escrow account			15,562
Manchester warehouse sale price based on exercising of put option under lease		16,000
Income statement disclosure
Rental revenue				273	1,632
Sales revenue						13,220	12,376	14,536
Pre tax income (loss)				$ 221	$ 897	$ (12,142)	$ (1,260)	$ (2,591)