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Share capital and additional paid-in capital (Details Textual) (USD $) | 12 Months Ended
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Dec. 31, 2013
Share Capital And Additional Paid In Capital [Line Items] |
Options Redemption Price | $ 0.01
Class B Common Stock [Member] |
Share Capital And Additional Paid In Capital [Line Items] |
Options Exercise Price | 50.00
Common Stock, Capital Shares Reserved for Future Issuance | 145,000
Grant Of Options To Common Stock Share Holders And Preferred Stock Share Holders | 1/100 of a share
Criteria One Description | if a person or group acquires or commences a tender offer for 20% or more of the Companys common shares.
Criteria Two Description | Option holders (other than the acquiring person or group) will also be entitled to buy, for the $37.50 exercise price, common shares with a then market value of $100.00 in the event a person or group actually acquires 20% or more of the Companys common shares.
Option Expiration Date | Jul. 31, 2017

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- Definition It describes the criteria for determining the exercise price. + References No definition available. + Details
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- Definition It describes the criteria for determining the exercise price. + References No definition available. + Details
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- Definition it represents number of shares granted to common stock share holders and preferred stock share holders. + References No definition available. + Details
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- Definition Represents the expiration date of options. + References No definition available. + Details
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- Definition Represents the exercise price of options + References No definition available. + Details
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- Definition Represents the redemption price of options. + References No definition available. + Details
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- Details
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- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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