CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenue:
Commissions and fees	$ 10,757,000	$ 11,945,000	$ 14,630,000
Investment banking	1,830,000	2,418,000	3,917,000
Trading gains, net	1,351,000	1,976,000	2,360,000
Gain on the disposition of business to affiliate	1,820,000
Interest and dividends	57,000	62,000	76,000
Total	15,815,000	16,401,000	20,983,000
Expenses:
Employee compensation and benefits	8,267,000	9,262,000	10,045,000
Clearing fees, including floor brokerage	1,665,000	2,382,000	2,742,000
Professional fees	4,310,000	5,293,000	3,106,000
Loss related to arbitration settlement	4,300,000
Advertising and promotion	248,000	405,000	418,000
Communications	865,000	1,296,000	1,601,000
Occupancy	788,000	1,046,000	907,000
Impairment of intangibles		300,000	300,000
Write off of software development costs			433,000
Other general and administrative	2,033,000	2,245,000	2,374,000
Total	22,476,000	22,229,000	21,926,000
Income (loss) from equity investees, including, in 2014, interest on receivable of $37,000	104,000	(65,000)	806,000
Loss before income taxes	(6,557,000)	(5,893,000)	(137,000)
Provision for income taxes		19,000	34,000
Net loss	(6,557,000)	(5,912,000)	(171,000)
Net loss per share of common stock - basic and diluted	$ (0.30)	$ (0.27)	$ (0.01)
Weighted average shares outstanding - basic and diluted	22,085,126	22,087,324	22,100,759
Siebert, Brandford, Shank Financial, LLC and Subsidiary
Revenue:
Investment banking	20,949,508
Trading gains, net	3,670,726
Commissions	182,771
Interest and dividends	3,395
Total	24,806,400
Expenses:
Employee compensation and benefits	17,819,595
Clearing fees, including floor brokerage	383,538
Professional fees	895,951
Communications	929,496
Occupancy	1,186,967
Interest	136,936
State and local income tax	31,901
General and administrative including ($100,000, 100,000 and 75,000 to affiliate)	3,251,269
Total	24,635,653
Net loss	170,747
Siebert, Brandford, Shank and Co LLC
Revenue:
Investment banking		20,847,546	23,092,819
Trading gains, net		4,114,958	5,149,140
Commissions
Interest and dividends		2,817	4,389
Total		24,965,321	28,246,348
Expenses:
Employee compensation and benefits		18,619,549	20,541,452
Clearing fees, including floor brokerage		122,209	129,694
Professional fees		528,313	591,175
Communications		889,207	905,970
Occupancy		1,088,755	1,052,908
Interest		48,000	66,718
State and local income tax		36,326	78,706
General and administrative including ($100,000, 100,000 and 75,000 to affiliate)		3,440,071	3,300,549
Total		24,772,430	26,667,172
Net loss		$ 192,891	$ 1,579,176