Condensed Consolidated Statements Of Loss And Retained Earnings (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Consolidated Statements Of Income [Abstract]
NET SALES	$ 27,998,094	$ 17,410,715
COST OF SALES	27,488,126	21,064,130
Gross profit (loss) from operations	509,968	(3,653,415)
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES	4,034,426	3,831,304
Loss from operations	(3,524,458)	(7,484,719)
OTHER INCOME (EXPENSE)
Interest income	27,892	48,884
Interest expense	(100,049)	(76,780)
Gain on sale of equity investments	415,530	2,613,056
Dividend income	1,209	57,914
Other, net	65,541	165,868
Other Income (Expense), Total	410,123	2,808,942
Loss before benefit from income taxes	(3,114,335)	(4,675,777)
BENEFIT FROM INCOME TAXES	(875,000)	(610,000)
NET LOSS	(2,239,335)	(4,065,777)
RETAINED EARNINGS, beg. of period	97,751,202	102,270,564
RETAINED EARNINGS, end of period	$ 95,511,867	$ 98,204,787
Basic loss per share	$ (0.56)	$ (1.01)