Geographic Information (Narrative) (Details) - segment			3 Months Ended		6 Months Ended	9 Months Ended
	Jun. 30, 2016	Dec. 31, 2015	Sep. 30, 2016	Sep. 30, 2015	Jun. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Number of business segments					2	1
Revenue [Member]
Segment Reporting Information [Line Items]
Concentration percentage			100.00%	100.00%		100.00%	100.00%
Major Customer, One [Member] | Revenue [Member]
Segment Reporting Information [Line Items]
Concentration percentage			21.00%	25.00%		16.00%	19.00%
Major Customer, One [Member] | Accounts Receivable [Member]
Segment Reporting Information [Line Items]
Concentration percentage	17.00%	15.00%
Major Customer, Two [Member] | Revenue [Member]
Segment Reporting Information [Line Items]
Concentration percentage			11.00%	13.00%		13.00%	13.00%
Major Customer, Two [Member] | Accounts Receivable [Member]
Segment Reporting Information [Line Items]
Concentration percentage	14.00%	5.00%
Australia [Member] | Revenue [Member]
Segment Reporting Information [Line Items]
Concentration percentage			22.00%	25.00%		20.00%	19.00%