Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 40,711	$ 21,507
Marketable securities	22	16,585
Accounts receivable, net of allowance of $58 and $86, respectively	356	543
Inventories, net	204	265
Prepaid expenses and other current assets	273	440
Total current assets	41,566	39,340
Property, plant and equipment, net	0	1
Right-of-use lease asset	75	132
Intangible assets, net	57	78
Deferred income tax asset, net	152	234
Total assets	41,850	39,785
Current liabilities:
Accounts payable	93	310
Accrued compensation and commissions expense	264	170
Income taxes payable	41	1
Other accrued expenses and liabilities	76	106
Total current liabilities	474	587
Other liabilities	694	708
Total liabilities	1,168	1,295
Contingencies (Note 14)
Stockholders' equity:
Common stock ($0.01 par value; 30,000,000 shares authorized; 5,454,639 and 5,434,521 shares issued as of 2023 and 2022, respectively; 5,373,055 and 5,352,937 shares outstanding as of 2023 and 2022, respectively)	53	53
Treasury stock, at cost (81,584 shares as of 2023 and 2022, respectively)	(580)	(580)
Additional paid-in capital	46,349	46,346
Accumulated deficit	(7,060)	(7,329)
Total LGL Group stockholders' equity	38,762	38,490
Non-controlling interests	1,920	0
Total stockholders' equity	40,682	38,490
Total liabilities and stockholders' equity	$ 41,850	$ 39,785