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Acquisition of PERC - Estimated fair values of the assets and liabilities assumed at the acquisition date (Details) - USD ($) | Dec. 31, 2020 | Dec. 31, 2019 | Oct. 24, 2019
--- | --- | --- | ---
Business Acquisition [Line Items] |  |  |
Goodwill | $ 13,325,013 | $ 13,325,013 |
PERC Water Corporation |  |  |
Business Acquisition [Line Items] |  |  |
Financial assets |  |  | $ 1,371,532
Costs and estimated earnings in excess of billings |  |  | 20,854
Property, plant and equipment |  |  | 86,287
Identifiable intangible assets |  |  | 3,990,000
Deferred tax liability |  |  | (1,117,200)
Accounts payable and accrued liabilities |  |  | (1,260,722)
Working capital adjustment payable |  |  | (23,467)
Deferred revenue |  |  | (117,636)
Billings in excess of costs and estimated earnings |  |  | (760,992)
Net liability arising from put/call options |  |  | (744,000)
Total identifiable net assets |  |  | 1,444,656
Non-controlling interest in PERC |  |  | (3,617,634)
Goodwill |  |  | 5,320,416
Total cash consideration |  |  | $ 3,147,438

X
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