Net Loss Per Share (Details - Basic and Diluted) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Numerator:
Net loss attributable to shareholders of SPI Energy Co., Ltd.	$ (45,491)	$ (6,515)	$ (15,258)
Denominator:
Weighted-average number of ordinary shares-basic and diluted	24,192,815	15,907,144	12,733,062
Basic and diluted net loss per share	$ (1.9)	$ (0.4)	$ (1.2)