Restructuring - Narrative (Details) $ in Thousands		1 Months Ended	3 Months Ended	9 Months Ended
	Apr. 24, 2015 employee	Apr. 30, 2015 employee	Sep. 30, 2015 USD ($)	Sep. 30, 2015 USD ($)
Restructuring and Related Activities [Abstract]
Number of employees transitioned to Pernix	100	100
Number of additional positions to be eliminated		16
Costs incurred and charged to expense | $			$ 20	$ 588