v3.19.2

SHAREHOLDER'S EQUITY (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Jun. 30, 2019 | Jun. 30, 2018 | Dec. 31, 2018
ESPP [Line items] |  |  |  |  |  |  |  |
Other current liabilities | $ 763 |  |  |  |  | $ 763 |  | $ 1,279
Other long term liabilities | 944 |  |  |  |  | 944 |  | 1,041
Total Dividend Equivalent Liability | $ 1,707 |  |  |  |  | $ 1,707 |  | $ 2,320
Espp Shares Market Value | 85.00% |  |  |  |  | 85.00% |  |
Employee stock purchase plan, authorized shares | 1,000 |  |  |  |  | 1,000 |  |
ESPP Share Discount | 15.00% |  |  |  |  | 15.00% |  |
Number of shares purchased |  |  | 0 | 0 | 0 |  |  |
Non cash compensation expense recognized | $ 2,634 | $ 2,951 |  |  |  | $ 5,473 | $ 6,055 |
Stock Repurchase Prgram Authorized Amount | $ 100,000 |  |  |  |  | $ 100,000 |  |
Number of Shares Authorized to be Repurchased | 0 |  |  |  |  | 0 |  |
ESPP [Member] |  |  |  |  |  |  |  |
ESPP [Line items] |  |  |  |  |  |  |  |
Number of shares purchased |  |  |  |  |  | 159 | 100 |
Non cash compensation expense recognized |  |  |  |  |  | $ 131 | $ 125 |

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- Definition Dividend equivalent liability noncurrent inlude the right upon vesting to receive a cash payment equal to the aggregate amount of divdiends, in any, that holder would have recevied on the shares of common stock underlying their RSUs if such RSUs had been vested during the period. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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