Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v3.21.2
Commitments and Contingencies (Details) - Eurosite Power, Inc.
Jun. 30, 2021
USD ($)
Loss Contingencies [Line Items]  
Guarantee of obligations of Eurosite Power, Inc. $ 29,013
Guarantee liability $ 7,000