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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Changes in Options Outstanding) (Details) $ / shares in Units, $ in Thousands | 9 Months Ended
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Sep. 30, 2018 USD ($) $ / shares shares
Number of Options |
Balance | shares | 120,083
Exercised | shares | (17,283)
Expired | shares | (715)
Forfeited | shares | (3,475)
Balance | shares | 98,610
Vested and expected to vest | shares | 98,610
Exercisable | shares | 98,610
Weighted Average Exercise Price |
Balance | $ / shares | $ 14.41
Exercised | $ / shares | 16.20
Expired | $ / shares | 19.95
Forfeited | $ / shares | 24.33
Balance | $ / shares | 13.71
Vested and expected to vest | $ / shares | 13.71
Exercisable | $ / shares | $ 13.71
Weighted Average Remaining Contractual Term |
Balance | 2 years 11 months 15 days
Vested and expected to vest | 2 years 11 months 15 days
Exercisable | 2 years 11 months 15 days
Aggregate Intrinsic Value |
Balance | $ | $ 1,694
Vested and expected to vest | $ | 1,694
Exercisable | $ | $ 1,694

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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + 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)(1)(iv)(4) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + 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)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + 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=109197908&loc=d3e5070-113901 + Details
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