4. MARKETABLE SECURITIES - RESTRICTED (Details)	3 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011
Net Shares
Beginning balance	1,171,884	1,711,693	2,120,483	2,120,483
Shares sold	0	(539,809)	0	0
Shares sold or transferred	(76,000)	0	(408,790)	0
Ending balance	1,095,884	1,171,884	1,711,693	2,120,483
Cost Basis - Per Share
Beginning balance	2.91	2.91	2.91	2.91
Ending balance	2.91	2.91	2.91	2.91
Cost Basis - Total Cost
Beginning balance	3,409,900	4,980,700	6,170,600	6,170,600
Shares sold	0	(1,570,800)	0	0
Shares sold or transferred	(220,900)	0	(1,189,900)	0
Ending balance	3,189,000	3,409,900	4,980,700	6,170,600
Market Value - PerShare
Beginning balance	3.85	2.99	2.55	3.13
Ending balance	3.26	3.85	2.99	2.55
Market Value - Total Value
Beginning balance	4,511,600	5,118,000	5,407,200	6,637,100
Ending balance	3,572,600	4,511,600	5,118,000	5,407,200
Accumulated Unrealized Gain
Beginning balance	1,101,700	137,300	0	466,500
Ending balance	383,600	1,101,700	137,300	0
Accumulated Unrealized Loss
Beginning balance	0	0	0	0
Ending balance	0	0	0	(763,400)