Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Antidilution

-URI http://asc.fasb.org/extlink&oid=6505113

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Diluted Earnings Per Share

-URI http://asc.fasb.org/extlink&oid=6510752

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Contingent Stock Agreement

-URI http://asc.fasb.org/extlink&oid=6508534

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) shares in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2015 customer	Jun. 30, 2014 customer shares	Jun. 30, 2015 customer	Jun. 30, 2014 customer shares	Dec. 31, 2014 customer
Concentration Risk [Line Items]
Securities excluded from net loss per share calculation \| shares		483		1,700
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Number of customers	1	2	1	2
Concentration risk, percentage	77.00%	43.00%	79.00%	34.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Number of customers			1		3
Concentration risk, percentage			64.00%		79.00%