Geographical Information (Narrative) (Details) $ in Millions		3 Months Ended		369 Months Ended
	Dec. 10, 2014 segment	Dec. 31, 2015 segment customers	Dec. 31, 2014 customers	Sep. 30, 2014 segment	Oct. 22, 2014 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of reporting segments | segment	1	1		2
Number of customers | customers		3	3
Percentage of long-lived assets located in the United States		46.00%	38.00%
Customer Concentration Risk [Member] | Sales Revenue, Segment [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Concentration risk percentage		61.00%	50.00%
Digital Products Business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Asset purchase agreement, selling price | $					$ 17.5