CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net loss	$ 2,211	$ 10,571	$ (4,628)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	602	670	687
Amortization of intangible assets	4,148	4,149	1,889
Net change in unrealized (appreciation) depreciation on investments	(790)	(839)	2,136
Stock-based compensation expense	5,537	6,518	6,001
Deferred income taxes	(1,518)	1,036	(916)
Gain (Loss) on Sale of Assets and Asset Impairment Charges	0	69	0
Gain (Loss) on Sale of Leased Assets, Net, Operating Leases	0	(119)	0
Fair Value, Option, Changes in Fair Value, Gain (Loss)	4,881	(2,768)	0
Insurance proceeds	0	(5,000)	0
Gain on asset disposition	1,115	1,103	1,110
Changes in operating assets and liabilities:
Net (purchases) sales of investments – investments at fair value	6,046	(16,609)	48,977
Accounts receivable	(59)	135	(313)
Other assets	(1,227)	660	(1,842)
Accounts payable and accrued liabilities	283	(447)	1,251
Compensation and benefits payable	1,385	851	(861)
Income taxes receivable	(90)	241	(687)
Operating lease liabilities	(1,402)	(1,406)	(1,314)
Cash flows from investing activities:
Sale of investments	0	741	33,419
Proceeds from Insurance Settlement, Investing Activities	0	5,000	0
Purchases of investments	(3,500)	0	0
Payments to Acquire Investments	(109)	147	320
Cash flows from financing activities:
Purchases of treasury stock	(1,348)	0	(2,851)
Restricted stock returned for payment of taxes	(939)	(862)	(627)
Other Payments to Acquire Businesses	(10,357)	0	0
Cash dividends	(5,440)	(5,502)	(5,625)
Effect of currency rate changes on cash	0	0	5
Net (decrease) increase in cash and cash equivalents	(1,575)	(3,437)	8,653
Cash and cash equivalents, beginning of year	20,422	23,859	15,206
Cash and cash equivalents, end of year	18,847	20,422	23,859
Supplemental cash flow information:
Cash paid during the year for income taxes	3,431	1,594	1,858
Right-of-use assets obtained in exchange for operating lease liabilities	0	173	1,217
Accrued dividends	2,466	2,368	2,446
Supplemental Deferred Purchase Price	0	0	12,901
Payments to Acquire Intangible Assets	(1,004)	0	0
Net Cash Provided by (Used in) Operating Activities	21,122	(1,185)	51,490
Net Cash Provided by (Used in) Investing Activities	(4,613)	4,112	(33,739)
Net Cash Provided by (Used in) Financing Activities	$ (18,084)	$ (6,364)	$ (9,103)