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Stock appreciation rights (“SARs”) (Details 2)	Mar. 31, 2017 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
2017	$ 457,042
2018	155,219
Total	$ 612,261

X

- Definition

Unrecognized cost of unvested share-based compensation awards yet to be recognized in current year.

+ References

No definition available.

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X

- Definition

Unrecognized cost of unvested share-based compensation awards yet to be recognized in year two.

+ References

No definition available.

+ Details

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X

- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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