Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities:
Net income attributable to LGL Group or non-controlling interests	$ 204	$ 27
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation	0	1
Amortization of finite-lived intangible assets	11	6
Stock-based compensation	18	0
Realized loss on sale of marketable securities	0	4,316
Unrealized loss (gain) on marketable securities	4	(4,704)
Deferred income taxes	17	18
Changes in operating assets and liabilities:
Decrease in accounts receivable, net	17	170
(Increase) decrease in inventories, net	(132)	39
Decrease in prepaid expenses and other assets	37	185
Decrease (increase) in accounts payable, accrued compensation, income taxes and commissions and other	187	(67)
Total adjustments	159	(36)
Net cash provided by (used in) operating activities	363	(9)
Cash flows from investing activities:
Cash from consolidation of LGL Systems	0	1,869
Proceeds from sale of marketable securities	0	16,947
Net cash provided by investing activities	0	18,816
Increase in cash and cash equivalents	363	18,807
Cash and cash equivalents at beginning of period	40,711	21,507
Cash and cash equivalents at end of period	41,074	40,314
Supplemental Disclosure:
Income taxes paid	$ 76	$ 134