Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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

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- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ 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 (c)(iii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

+ 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 (c)(1)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

+ 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 (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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 (e)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Stockholders' Equity (Details 2) - $ / shares	12 Months Ended
Stockholders' Equity (Details 2) - $ / shares	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Number outstanding (in Shares)	190,000
Weighted average remaining contractual life (In Years)	6 years 10 months 24 days
Weighted average exercise price per share	$ 11.25	$ 12.05	$ 12.00
Number exercisable (in Shares)	43,750
Weighted average exercise price per hare	$ 10.46
Exercise Price $8.30 [Member]
Number outstanding (in Shares)	75,000
Weighted average remaining contractual life (In Years)	5 years 4 months 24 days
Weighted average exercise price per share	$ 8.30
Number exercisable (in Shares)	18,750
Weighted average exercise price per hare	$ 8.30
Exercise Price $13.70 [Member]
Number outstanding (in Shares)	100,000
Weighted average remaining contractual life (In Years)	7 years 7 months 6 days
Weighted average exercise price per share	$ 13.70
Number exercisable (in Shares)	25,000
Weighted average exercise price per hare	$ 13.70
Exercise Price $9.61 [Member]
Number outstanding (in Shares)	15,000
Weighted average remaining contractual life (In Years)	9 years 6 months
Weighted average exercise price per share	$ 9.61
Number exercisable (in Shares)
Weighted average exercise price per hare