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STOCKHOLDERS' EQUITY - Narrative (Details) - USD ($) |  |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 06, 2020 | Feb. 10, 2020 | Mar. 31, 2020 | Mar. 31, 2019 | Apr. 07, 2016 | Jan. 12, 2016 | Jul. 28, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Cash dividends declared (in dollars per share) |  | $ 0.20 | $ 0.20 | $ 0.24 |  |  |
Cash dividends paid (in dollars per share) | $ 0.20 |  |  |  |  |  |
Stock repurchase program, amount authorized |  |  |  |  |  | $ 70,000,000.0 | $ 15,000,000.0
Stock repurchase program, amount available for future purchases |  |  | $ 21,900,000 |  |  |  |
2016 Plan | Common Stock |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Number of shares authorized under the plan (in shares) |  |  |  |  | 2,500,000 |  |
Number of shares available for issuance under the plan (in shares) |  |  | 1,219,583 |  |  |  |

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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=120381028&loc=d3e5070-113901 + Details
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