Selected Balance Sheet Components (Details Narrative) - USD ($) $ in Thousands		12 Months Ended
	Aug. 13, 2018	Dec. 31, 2020	Dec. 31, 2019
Depreciation and amortization expense		$ 1,123	$ 393
Accumulated depreciation and amortization		381	554
Depreciation expense		$ 699	91
Payment for patents, description		In addition to the purchase price, AgeX will pay Escape a royalty of less than 1% on net sales of products, processes and services under the acquired patents, if the assets are commercialized. Additional shares of AgeX common stock totaling up to $4.3 million of market value will also be issued to Escape upon the attainment of development and regulatory approval milestones by AgeX for each product covered by the acquired patents.
Royalty percentage		1.00%
Number of common stock issued or Issuable		$ 4,300
Amortization of intangible assets		559	$ 558
Asset Purchase Agreement [Member]
Payments to acquire businesses	$ 1,072,436
Number of shares issued for aquired, shares	80,000
Number of shares issued for aquired	$ 240
Aggregate of acquisition cost	$ 1,300
Laboratory Equipment [Member]
Accumulated depreciation and amortization		21
Depreciation expense		210
Write off of Right-of-Use Assets [Member]
Accumulated depreciation and amortization		726
Leasehold Improvements [Member]
Accumulated depreciation and amortization		436
Other Fixed Asset [Member]
Write off of assets		112
Office Furniture and Equipment [Member]
Write off of assets		$ 89
Research and Development [Member]
Estimated useful lives		P10Y
Consulting fees and services		$ 200