Organization (Details)	12 Months Ended
Dec. 31, 2015 segment	May. 30, 2014 patent
Business Acquisition [Line Items]
Number of reportable segments \| segment	1
CTRM Business
Business Acquisition [Line Items]
Number of patents and patents applications acquired (over) \| patent		250

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration