Consolidated Statements of Cash Flows (USD $)	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net loss	$ (1,947,402)	$ (4,592)
Loss from discontinued operations, net of income taxes	(54,410)	(727,641)
Net income (loss) from continuing operations	(1,892,992)	723,049
Adjustments to reconcile net income (loss) from continuing operations to net cash used in operating activities from continuing operations:
Depreciation and amortization	236,670	235,449
Share-based compensation	771,308	1,037,610
Shares received for consulting services	0	(1,370,000)
Gain on sale of assets	0	(781,204)
Realized (gains) losses on the sale of trading securities	259,090	(318,314)
Unrealized losses on trading securities	83,468	202,056
Change in operating assets and liabilities:
Accounts receivable	727,301	(1,324,967)
Inventories	(441,058)	977,382
Prepaid expenses and other current assets	79,191	45,996
Other assets	6,515	0
Accounts payable and accrued expenses	(2,154,669)	100,927
Net cash used in operating activities from continuing operations	(2,325,176)	(472,016)
Cash flows from investing activities from continuing operations:
Purchase of trading securities	(951,427)	(1,191,610)
Proceeds from sale of trading securities	1,161,260	1,134,221
Proceeds from sale of equity investment	0	42,100
Proceeds from sale of real estate held for sale	0	943,500
Proceeds from sale of property and equipment	0	340,445
Purchase of property and equipment	(220,041)	(94,308)
Purchase of real estate held for resale	0	(29,557)
Redemption of certificate of deposit	0	325,000
Investment in certificate of deposit	(4,617)	(512,701)
Proceeds from notes receivable	19,106	17,818
Loans to related parties	(90)	(98,136)
Net cash provided by investing activities from continuing operations	4,191	876,772
Cash flows from financing activities from continuing operations:
Proceeds from issuance of common stock	903,000	1,015,200
Net borrowings under lines of credit agreements and short-term notes	620,463	257,199
Bank overdrafts	155,109	0
Proceeds from margin loans	156,328	0
Principal payments on debt	(489,992)	(1,571,538)
Payments for acquisition of treasury stock	(13,767)	(3,274)
Net cash provided by (used in) financing activities from continuing operations	1,331,141	(302,413)
Net increase (decrease) in cash and cash equivalents from continuing operations	(989,844)	102,343
Cash and cash equivalents at beginning of period	1,471,362	1,692,340
Cash and cash equivalents at end of period	481,518	1,794,683
Discontinued operations - SET:
Net cash provided by operations	0	263,483
Net cash provided by (used in) investing activities	0	(197,834)
Net cash used in financing activities	0	(65,649)
Net decrease in cash and cash equivalents from discontinued operations	0	0
Cash and cash equivalents at beginning of year from discontinued operations	0	0
Cash and cash equivalents at end of year from discontinued operations	0	0
Supplemental schedule of cash flow information:
Interest paid	234,095	126,668
Taxes paid	36,000	11,699
Non-cash transactions:
Receipt of common stock to convert promissory note due from Delta	0	872,352
Note payable issued for lawsuit settlement	400,000	0
Unrealized loss on available for sale securities	110,500	0
Note receivable issued for common stock of DCP	0	55,000
Unrealized gain on available for sale securities	0	180,000
Real property received in foreclosure on note receivable	0	66,304
Issuance of note receivable for interest receivable balance	0	100,000
Financing of prepaid insurance	244,970	250,753
Fixed assets placed in service reclassified from other assets	48,009	0
Accounts payable and dividends payable assumed in Delta reverse merger transaction	0	597,131
Adjustment to noncontrolling interest in Delta and BOG	33,262	305,197
Delta Dividends Declared And Unpaid	120,000	120,000
Stock issued to related party for receivable	568,382	0
Preferred stock issued to officer as guarantor fee	$ 49,463	$ 0