Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories consisted of the following (in thousands):

	December 31,		December 31,
	2016		2015
Solar energy systems held for sale	$	10,540	$	121
Photovoltaic installation devices and software products		745		510
Total inventories	$	11,285	$	631