Segment Information - Revenue by Major Customer (Details)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Customer A [Domain]
Revenue, Major Customer [Line Items]
Entity-Wide Revenue, Major Customer, Percentage	33.70%		42.10%
Customer B [Domain]
Revenue, Major Customer [Line Items]
Entity-Wide Revenue, Major Customer, Percentage	15.50%		14.40%
Customer D [Domain] [Domain]
Revenue, Major Customer [Line Items]
Entity-Wide Revenue, Major Customer, Percentage		14.20%
Customer C [Domain]
Revenue, Major Customer [Line Items]
Entity-Wide Revenue, Major Customer, Percentage		14.10%		19.50%
Accounts Receivable [Member] | Customer A [Domain]
Revenue, Major Customer [Line Items]
Entity-Wide Revenue, Major Customer, Percentage			40.00%		36.00%
Accounts Receivable [Member] | Customer B [Domain]
Revenue, Major Customer [Line Items]
Entity-Wide Revenue, Major Customer, Percentage			11.70%