CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash Flows From Operating Activities
Net income	$ 4,574,000	$ 2,056,000
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income tax expense	329,000	148,000
Depreciation and amortization	1,120,000	1,193,000
Downward adjustment due to changes in observable prices	63,000
Impairment loss	699,000
Changes in
Receivables from customers	8,445,000	(5,511,000)
Receivables from non-customers	(25,000)
Receivables from and deposits with broker-dealers and clearing organizations	7,147,000	69,000
Securities borrowed	114,436,000	(90,228,000)
Securities owned, at fair value	(1,393,000)	(462,000)
Prepaid expenses and other assets	(490,000)	(586,000)
Prepaid service contract	631,000	(763,000)
Payables to customers	(6,681,000)	34,065,000
Payables to non-customers	4,641,000	1,283,000
Drafts payable	(2,961,000)	(1,199,000)
Payables to broker-dealers and clearing organizations	1,322,000	(167,000)
Accounts payable and accrued liabilities	341,000	311,000
Securities loaned	(130,975,000)	96,334,000
Securities sold, not yet purchased, at fair value	6,000	(91,000)
Interest payable		(10,000)
Lease liabilities	(32,000)	(90,000)
Taxes payable	1,280,000
NFS business development credits	2,875,000
Net cash provided by / (used in) operating activities	5,352,000	36,352,000
Cash Flows From Investing Activities
Purchase of OpenHand common stock	(850,000)
Purchase of furniture, equipment, and leasehold improvements	(274,000)
Purchase of software	(209,000)	(334,000)
Net cash provided by / (used in) investing activities	(1,333,000)	(334,000)
Cash Flows From Financing Activities
Repayments of notes payable - related party	(200,000)	(2,000,000)
Repayments of long-term debt	(748,000)	4,904,000
Net cash provided by / (used in) financing activities	(948,000)	2,904,000
Net change in cash and cash equivalents, and cash and securities segregated for regulatory purposes	3,071,000	38,922,000
Cash and cash equivalents, and cash and securities segregated for regulatory purposes - beginning of year	328,556,000	229,594,000
Cash and cash equivalents, and cash and securities segregated for regulatory purposes - end of period	331,627,000	268,516,000
Cash and cash equivalents - end of period	4,260,000	4,536,000
Cash and securities segregated for regulatory purposes - end of period	327,367,000	263,980,000
Cash and cash equivalents, and cash and securities segregated for regulatory purposes - end of period	331,627,000	268,516,000
Supplemental cash flow information
Cash paid during the period for income taxes	295,000	133,000
Cash paid during the period for interest	278,000	263,000
Non-cash investing and financing activities
Shares issued for payment of professional services		$ 1,127,000