Stockholders' Equity - Additional Information (Details) - USD ($)						3 Months Ended				6 Months Ended		12 Months Ended
	May 01, 2024	Apr. 22, 2024	Apr. 18, 2024	Apr. 15, 2024	Dec. 16, 2022	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2022	May 23, 2024	Apr. 23, 2024	Dec. 31, 2023
Common stock issued upon exercise of warrants										0
Proceeds from exercise of warrants										$ 1,000	$ 17,000
Common stock, shares issued						12,256,861				12,256,861					10,397,000
Common stock, shares outstanding						12,256,861				12,256,861					10,397,000
Issuance of common stock						$ 500,000		$ 5,479,000	$ 752,000
Issuance of common stock for services							$ 469,000		41,000
Proceeds from issuance of common stock										$ 500,000	752,000
Fair value						$ 0				$ 0					$ 3,800,000
Common Stock Per Share Value						$ 0.001				$ 0.001					$ 0.001
Number of business days			10 days
Total stockholders' equity (deficit)						$ (7,979,000)	$ (6,243,000)	$ 7,609,000	$ (56,000)	$ (7,979,000)	$ 7,609,000	$ 4,570,000			$ 3,059,000
Minimum maintainence of Stockholders Equity													$ 2,500,000
RLB Holdings Connecticut, LLC
Issuance of common stock, shares		2,500,000
Issuance of common stock		$ 2,500,000
Cash Proceeds Received														$ 500,000
The Nasdaq Stock Market LLC
Common Stock Per Share Value			$ 1
Number of business days			30 days
Investors [Member]
Common stock, shares issued								948,000			948,000
Proceeds from issuance of common stock											$ 5,500,000
Private Placement [Member]
Common stock, shares issued					649,346
Proceeds from issuance of common stock					$ 7,400,000
Common stock purchase price				$ 22,500,000
Future right recorded as other asset				$ 2,300,000
Private Placement [Member] | Investors [Member]
Common stock, shares issued					649,346
Proceeds from issuance of common stock					$ 7,400,000
Restricted Stock Units (RSUs) [Member]
Common stock upon conversion of restricted stock units								109,000		3,000	132,000
License Expenses [Member]
Issuance of common stock, shares										91,000
Issuance of common stock										$ 250,000
Professional Services [Member]
Issuance of common stock for services, shares										82,000
Issuance of common stock for services										$ 219,000
Individual Investors [Member]
Share sold											126,503
Proceeds from issuance of common stock											$ 800,000
Professional Services 1 [Member]
Issuance of common stock for services, shares											12,000
Issuance of common stock for services											$ 41,000
Non-voting Common Stock | Private Placement [Member]
Warrants exercise price												$ 0.14
Common stock warrants issued												104,000
Executive Officer [Member]
Common stock upon conversion of restricted stock units								81,000			100,000
Director [Member]
Common stock upon conversion of restricted stock units								8,000			10,000
Other Employees [Member]
Common stock upon conversion of restricted stock units								20,000			22,000
Maximum [Member] | The Nasdaq Stock Market LLC
Complaice regain date			Oct. 15, 2024
Minimum [Member] | The Nasdaq Stock Market LLC
Number of business days			10 days
Warrant [Member]
Proceeds from exercise of warrants										$ 1,000
Issuance of common stock, shares										780,000
Share price						$ 0.001				$ 0.001
Warrant [Member] | Securities Purchase Agreement [Member]
Common stock issued upon exercise of warrants								144,000		780,000	195,000
Proceeds from exercise of warrants								$ 10,000		$ 1,000	$ 17,000
Warrants exercise price						$ 0.001				$ 0.001
Warrant [Member] | Maximum [Member] | Securities Purchase Agreement [Member]
Warrants exercise price								$ 0.14			$ 0.14
Warrant [Member] | Minimum [Member] | Securities Purchase Agreement [Member]
Warrants exercise price								$ 0.001			$ 0.001
Common Stock [Member]
Issuance of common stock, shares						904,000		948,000	127,000
Share price						$ 0.14				$ 0.14
Issuance of common stock						$ 1,000		$ 1,000	$ 1,000
Issuance of common stock for services, shares							173,000		12,000
Total stockholders' equity (deficit)						$ 12,000	$ 11,000	$ 10,000	$ 9,000	$ 12,000	$ 10,000	$ 8,000			$ 10,000
Common Stock [Member] | RLB Holdings Connecticut, LLC
Issuance of common stock, shares	903,995
Common Stock [Member] | Maximum [Member]
Share price								$ 0.14			$ 0.14
Common Stock [Member] | Minimum [Member]
Share price								$ 0.001			$ 0.001