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SHARE CAPITAL (Summary of Outstanding and Restricted Stocks) (Details) - Options and Restricted Stock [Member] | 12 Months Ended
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Dec. 31, 2017 $ / shares shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Number of options and restricted stock outstanding at end of year | 4,929,617
Number of options exercisable at end of year | 4,657,461
1.720 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 1.720
Number of options and restricted stock outstanding at end of year | 1,720,685
Weighted average remaining contractual life | 7 years 2 months 19 days
Number of options exercisable at end of year | 1,617,279
Weighted average remaining contractual life, exercisable | 7 years 2 months 19 days
2.350 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 2.350
Number of options and restricted stock outstanding at end of year | 40,000
Weighted average remaining contractual life | 9 months 22 days
Number of options exercisable at end of year | 40,000
Weighted average remaining contractual life, exercisable | 9 months 22 days
2.370 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 2.370
Number of options and restricted stock outstanding at end of year | 900,000
Weighted average remaining contractual life | 6 years 8 months 26 days
Number of options exercisable at end of year | 731,250
Weighted average remaining contractual life, exercisable | 6 years 8 months 26 days
2.650 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 2.650
Number of options and restricted stock outstanding at end of year | 211,682
Weighted average remaining contractual life | 1 year 1 month 24 days
Number of options exercisable at end of year | 211,682
Weighted average remaining contractual life, exercisable | 1 year 1 month 24 days
3.020 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 3.020
Number of options and restricted stock outstanding at end of year | 50,000
Weighted average remaining contractual life | 1 month 6 days
Number of options exercisable at end of year | 50,000
Weighted average remaining contractual life, exercisable | 1 month 6 days
3.370 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 3.370
Number of options and restricted stock outstanding at end of year | 150,000
Weighted average remaining contractual life | 6 years 6 months 22 days
Number of options exercisable at end of year | 150,000
Weighted average remaining contractual life, exercisable | 6 years 6 months 22 days
5.000 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 5.000
Number of options and restricted stock outstanding at end of year | 949,250
Weighted average remaining contractual life | 1 month 6 days
Number of options exercisable at end of year | 949,250
Weighted average remaining contractual life, exercisable | 1 month 6 days
6.900 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 6.900
Number of options and restricted stock outstanding at end of year | 680,000
Weighted average remaining contractual life | 2 years 1 month 24 days
Number of options exercisable at end of year | 680,000
Weighted average remaining contractual life, exercisable | 2 years 1 month 24 days
7.550 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 7.550
Number of options and restricted stock outstanding at end of year | 160,000
Weighted average remaining contractual life | 2 years 7 months 24 days
Number of options exercisable at end of year | 160,000
Weighted average remaining contractual life, exercisable | 2 years 7 months 24 days
9.660 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 9.660
Number of options and restricted stock outstanding at end of year | 68,000
Weighted average remaining contractual life | 2 years 9 months 29 days
Number of options exercisable at end of year | 68,000
Weighted average remaining contractual life, exercisable | 2 years 9 months 29 days

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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=96867065&loc=d3e5070-113901 + Details
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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=96867065&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + 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 (g) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term of exercisable 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)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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