STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Jun. 30, 2023	Mar. 31, 2023
Cash flows from operating activities:
Net loss	$ (2,009,000)	$ (1,089,000)	$ (1,480,000)	$ (1,346,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	3,000			4,000
Amortization of right-of-use asset - operating	16,000			25,000
Share-based compensation	114,000			204,000
Change in operating assets and liabilities:
Other current assets	(606,000)			(598,000)
Accounts payable	167,000			32,000
Accrued compensation and employee benefits	(16,000)			62,000
Accrued expenses and other liabilities	803,000			22,000
Net cash used in operating activities	(1,528,000)			(1,595,000)
Cash flows from investing activities:
Net cash used in investing activities	0			0
Cash flows from financing activities:
Net cash provided by financing activities	0			0
Net decrease in cash and cash equivalents	(1,528,000)			(1,595,000)
Cash and cash equivalents, beginning of year	37,431,000		$ 40,850,000	42,445,000
Cash and cash equivalents, end of year	35,903,000	$ 37,431,000		$ 40,850,000
Supplemental disclosure of noncash investing and financing transactions:
Leased assets and operating lease liabilities - amended lease term	$ 214,000