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Fixed Assets - Additional information (Details) - USD ($)	1 Months Ended	3 Months Ended		6 Months Ended	9 Months Ended		10 Months Ended
	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2021	Sep. 30, 2020	Mar. 31, 2021
Leases
Operating lease cost		$ 66,000	$ 63,000		$ 162,000	$ 186,000
Short-term lease cost		$ 14,000	$ 0		33,000	$ 0
Washington
Leases
Monthly rent expense	$ 12,000			$ 13,900			$ 13,500
Annual rent expense, increase (in percent)				3.00%
Oklahoma
Leases
Monthly rent expense				$ 5,100
Annual rent expense, increase (in percent)				2.50%
CHINA
Leases
Short term monthly rent expense					$ 4,500

X

- Definition

Represents monthly rent expense. Excludes triple net operating costs.

+ References

No definition available.

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- Definition

Represents short term of monthly rent expense.

+ References

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- Definition

Represents percentage of Annual rent expense increase. Excludes triple net operating costs.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 55
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- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

+ References

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-Publisher FASB
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