For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13537-108611

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Segment Information and Concentration of Business Risk, Revenue from Significant Partners (Details) - Partner	3 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Revenue [Member] \| Customer Concentration [Member] \| Partner A [Member]
Significant Partners [Abstract]
Concentration percentage	59.00%	3.00%
Revenue [Member] \| Customer Concentration [Member] \| Partner B [Member]
Significant Partners [Abstract]
Concentration percentage	18.00%	58.00%
Revenue [Member] \| Customer Concentration [Member] \| Partner C [Member]
Significant Partners [Abstract]
Concentration percentage	4.00%	14.00%
Contracts Receivables [Member] \| Credit Concentration [Member] \| Significant Partners [Member]
Significant Partners [Abstract]
Concentration percentage	92.00%		92.00%
Number of significant partners	1		2