Common Stock - Additional Information (Details) - USD ($)	May 07, 2021	Dec. 29, 2020	Jun. 30, 2021	Mar. 31, 2021	Mar. 15, 2021	Dec. 31, 2020
Class Of Stock [Line Items]
Common stock, shares issued (in shares)			293,959,034		255,233,559	293,959,034
Exercise price of warrants issued			$ 1.09
Shares subject to issuance upon exercise of warrants then outstanding			29,847,994	10,681,327
Second Closing [Member]
Class Of Stock [Line Items]
Issuance of warrant to purchase common stock			19,166,667
A D O M A N I Inc
Class Of Stock [Line Items]
Proceeds net of offering costs		$ 5,300,000
Gross proceeds from sale of common stock	$ 16,300,000
A D O M A N I Inc | First Closing [Member]
Class Of Stock [Line Items]
Common stock, shares issued (in shares)		11,500,000
Sale of stock, purchase price per share		$ 0.50
Issuance of warrant to purchase common stock		8,625,001
Exercise price of warrants issued		$ 0.50
A D O M A N I Inc | First Closing [Member] | Underwriter Fees [Member]
Class Of Stock [Line Items]
Common stock, shares issued (in shares)		650,000
Shares subject to issuance upon exercise of warrants then outstanding		487,500
Other commitments, service fees per month		$ 325,000
A D O M A N I Inc | Second Closing [Member]
Class Of Stock [Line Items]
Common stock, shares issued (in shares)	38,333,333
Sale of stock, purchase price per share	$ 0.45
Issuance of warrant to purchase common stock	19,166,667
Exercise price of warrants issued	$ 1.00
A D O M A N I Inc | Second Closing [Member] | Underwriter Fees [Member]
Class Of Stock [Line Items]
Common stock, shares issued (in shares)	2,166,666
Shares subject to issuance upon exercise of warrants then outstanding	1,083,330
Other commitments, service fees per month	$ 975,000
E V T D S
Class Of Stock [Line Items]
Common stock, shares issued (in shares)					142,558,001