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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, 2019 $ / 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 | 1,055,197
Number of options exercisable | 547,322
2.00 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 2.00
Number of options and restricted stock outstanding at end of year | 80,000
Weighted average remaining contractual life | 9 years 8 months 23 days
Number of options exercisable | 5,000
Weighted average remaining contractual life | 9 years 8 months 23 days
4.69 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 4.69
Number of options and restricted stock outstanding at end of year | 160,000
Weighted average remaining contractual life | 9 years 6 months
Number of options exercisable | 20,000
Weighted average remaining contractual life | 9 years 6 months
5.10 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 5.10
Number of options and restricted stock outstanding at end of year | 228,062
Weighted average remaining contractual life | 8 years 7 months 24 days
Number of options exercisable | 72,687
Weighted average remaining contractual life | 8 years 6 months 15 days
5.60 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 5.60
Number of options and restricted stock outstanding at end of year | 258,126
Weighted average remaining contractual life | 7 years 1 month 2 days
Number of options exercisable | 120,626
Weighted average remaining contractual life | 5 years 2 months 27 days
17.20 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 17.20
Number of options and restricted stock outstanding at end of year | 149,209
Weighted average remaining contractual life | 4 years 4 months 21 days
Number of options exercisable | 149,209
Weighted average remaining contractual life | 4 years 4 months 21 days
23.70 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 23.70
Number of options and restricted stock outstanding at end of year | 90,000
Weighted average remaining contractual life | 1 year 10 months 2 days
Number of options exercisable | 90,000
Weighted average remaining contractual life | 1 year 10 months 2 days
33.70 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 33.70
Number of options and restricted stock outstanding at end of year | 15,000
Weighted average remaining contractual life | 7 months 13 days
Number of options exercisable | 15,000
Weighted average remaining contractual life | 7 months 13 days
69.00 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 69.00
Number of options and restricted stock outstanding at end of year | 68,000
Weighted average remaining contractual life | 1 month 24 days
Number of options exercisable | 68,000
Weighted average remaining contractual life | 1 month 24 days
96.60 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Exercise price | $ / shares | $ 96.60
Number of options and restricted stock outstanding at end of year | 6,800
Weighted average remaining contractual life | 9 months 29 days
Number of options exercisable | 6,800
Weighted average remaining contractual life | 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=116856206&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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