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STOCK-BASED COMPENSATION PLANS - ESPP (Details) | 12 Months Ended
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Dec. 31, 2019 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Shares available for future issuance (in shares) | 8,200,426
Employee Stock |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Purchase price of common stock (as a percentage) | 85.00%
ESPP |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Maximum shares per employee (in shares) | 500
Number of shares authorized (in shares) | 5,000,000
Shares available for future issuance (in shares) | 1,148,867

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- Definition The highest quantity of shares an employee can purchase under the plan per period. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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