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SHAREHOLDERS' EQUITY - Options Vested and Exercisable or Nonvested that are Expected to Vest (Details) $ / shares in Units, $ in Millions | 12 Months Ended
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Dec. 31, 2019 USD ($) $ / shares shares
5.00 to 10.00 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices, Lower Range Limit (in dollars per share) | $ 5.00
Range of Exercise Prices, Upper Range Limit (in dollars per share) | $ 10.00
Options outstanding and Exercisable (in shares) | shares | 232,000
Weighted Average Exercise Price (in dollars per share) | $ 6.23
Weighted Average Remaining Contractual Life | 6 years 3 months 10 days
Aggregate Intrinsic Value (in millions) | $ | $ 4.5
10.01 to 15.00 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices, Lower Range Limit (in dollars per share) | $ 10.01
Range of Exercise Prices, Upper Range Limit (in dollars per share) | $ 15.00
Options outstanding and Exercisable (in shares) | shares | 10,000
Weighted Average Exercise Price (in dollars per share) | $ 10.39
Weighted Average Remaining Contractual Life | 6 months 3 days
Aggregate Intrinsic Value (in millions) | $ | $ 0.1
15.01 to 20.00 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices, Lower Range Limit (in dollars per share) | $ 15.01
Range of Exercise Prices, Upper Range Limit (in dollars per share) | $ 20.00
Options outstanding and Exercisable (in shares) | shares | 92,285
Weighted Average Exercise Price (in dollars per share) | $ 16.93
Weighted Average Remaining Contractual Life | 3 years 18 days
Aggregate Intrinsic Value (in millions) | $ | $ 0.8
20.01 to 25.00 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices, Lower Range Limit (in dollars per share) | $ 20.01
Range of Exercise Prices, Upper Range Limit (in dollars per share) | $ 25
Options outstanding and Exercisable (in shares) | shares | 430,499
Weighted Average Exercise Price (in dollars per share) | $ 23.52
Weighted Average Remaining Contractual Life | 9 years 25 days
Aggregate Intrinsic Value (in millions) | $ | $ 0.8
5.00 to 25.00 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices, Lower Range Limit (in dollars per share) | $ 5.00
Range of Exercise Prices, Upper Range Limit (in dollars per share) | $ 25.00
Options outstanding and Exercisable (in shares) | shares | 764,784
Weighted Average Exercise Price (in dollars per share) | $ 17.31
Weighted Average Remaining Contractual Life | 7 years 4 months 20 days
Aggregate Intrinsic Value (in millions) | $ | $ 6.2

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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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- Definition The floor 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=109197908&loc=d3e5070-113901 + Details
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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=109197908&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=109197908&loc=d3e5070-113901 + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&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=109197908&loc=d3e5070-113901 + Details
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