Annual report pursuant to Section 13 and 15(d)

Acquisition of American DG Energy Inc. - Pro Forma Information (Details)

v3.19.1
Acquisition of American DG Energy Inc. - Pro Forma Information (Details) - American DG Energy
12 Months Ended
Dec. 31, 2017
USD ($)
$ / shares
Business Acquisition [Line Items]  
Total revenues | $ $ 36,232,650
Net income (loss) | $ $ 113,255
Basic earnings (loss) per share (in USD per share) | $ / shares $ 0.01
Diluted earnings (loss) per share (in USD per share) | $ / shares $ 0.01