Contingencies and Guarantees (Details) (USD $)	1 Months Ended		6 Months Ended	12 Months Ended
	Nov. 30, 2009	Jun. 30, 2003	Jun. 30, 2011	Dec. 31, 2010	Mar. 16, 2011	Mar. 27, 2008	Aug. 24, 2007
Accrual for product warranties
Balance at the beginning of period			$ 160,000	$ 36,000
Warranty redemptions			(19,000)	(87,000)
Warranties issued			59,000	211,000
Balance at the end of period			200,000	160,000
Contingencies and Guarantees Disclosure (Textuals) [Abstract]
Interim awards issued in favor of Company							9,400,000
Final Award in favor of company						Amount of $11.3 million plus an additional $2,512 each day in interest from October 1, 2007 until the date the award is paid
Damages sought		over 5.0 million
The arbitrator issued a final award in damages					400,000
Pre-judgment interest on claim for breach of one of the Ride film production agreements					300,000
Attorneys' fees and Attorneys' fee provision		1,200,000
Accrued liability of the arbitration award		2,100,000
Compensatory damages regarding purchase payments	1,700,000
Indemnification of its directors/officers			$ 0	$ 0
Other Indemnification			less than $0.1 million