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RELATED-PARTY TRANSACTIONS - Current Related Party Indemnification Costs and Related Matters (Details) - Special Committee Investigation Indemnification - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Executive Officers and Directors |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties | $ 120 |  | $ 120 |
Director | Emeritus John Grosvenor |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties | $ 497 |  | $ 646 |
Director | Halle J. Benett |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties |  | $ 290 |  | $ 562
Director | Jonah F. Schnel |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties |  | 290 |  | 562
Director | Robert Sznewajs |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expenses from transactions with related parties |  | $ 290 |  | $ 562

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- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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