Subsequent Event - Additional Information (Detail) (Subsequent Event [Member], USD $)	1 Months Ended
	Sep. 30, 2014
Evergreen Recreational Vehicles LLC [Member]
Subsequent Event [Line Items]
Period of cash payment as consideration 2014 RVIA Louisville Show space	30 days
Percent of Corporation's cost for raw materials inventory purchased	50.00%
Period of raw materials inventory purchased cost payment	10 days
Percent of Corporation's dealer invoice price for finished goods inventory	50.00%
Period of Corporation's dealer invoice price for finished goods inventory payment	10 days
Corporation's raw material cost	$ 1,600,000
Reduction in value of the raw material	(800,000)
2014 RVIA Louisville Show [Member] | Use Rights [Member]
Subsequent Event [Line Items]
Area of land	4,500
Bristol, Indiana Manufacturing Facility [Member] | Recreational Vehicle Operations [Member]
Subsequent Event [Line Items]
Cash payment received as consideration for asset sold	175,000
Bristol, Indiana Manufacturing Facility [Member] | Recreational Vehicle Operations [Member] | Bristol [Member] | Manufacturing Facility [Member]
Subsequent Event [Line Items]
Recreational assets disposal date	Oct. 07, 2014
Recreational vehicle manufacturing facility area disposed off	135,000
Area of land	18.2
Cash payment received as consideration for asset sold	806,000
Prorated property taxes	73,000
Selling expenses	$ 2,000