Convertible Debentures - Fair Value Measurements Recurring and Nonrecurring Valuation Techniques (Details) - $ / shares	12 Months Ended
Dec. 31, 2014	Dec. 31, 2015
Number of shares underlying warrants	327,273
Exercise price	$ 1.00	$ 1.00
Expected dividend yield	0.00%
Minimum [Member]
Volatility	20.11%
Risk-free interest rate	1.38%
Expected warrant life (years)	3 years 5 months
Maximum [Member]
Volatility	20.47%
Risk-free interest rate	1.65%
Expected warrant life (years)	4 years

Number of warrants or rights outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Agreed upon price for the exchange of the underlying asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- Definition

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

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Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Risk-free interest rate assumption used in valuing an instrument.

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Weighted average expected volatility of stock price.

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