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FAIR VALUE MEASUREMENTS - Narrative (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2019 USD ($) | Jun. 30, 2019 USD ($) security | Jun. 30, 2018 USD ($) | Dec. 31, 2018 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Number of trading securities in the portfolio | security |  | 1 |  |
Level 2 |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Loans held for sale | $ 191,548 | $ 191,548 |  | $ 96,233
Recurring | Level 2 |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Loans held for sale | 191,548 | 191,548 |  | 96,233
Recurring | Level 2 | Loans Held for Sale |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Loans held for sale | 191,548 | 191,548 |  | 96,233
Continuing Operations |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Payments for origination of mortgage loans held-for-sale |  | 17,400 | $ 12,900 |
Proceeds from sale and collection of loans held-for-sale |  | 14,500 | 12,300 |
Continuing Operations | Loans Held for Sale |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Gains (losses) in fair value of loans held for sale included in earnings | 31 | 91 | 20 |
Continuing Operations | Recurring | Level 2 | Loans Held for Sale |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Loans held for sale | 8,666 | 8,666 |  | 2,183
Discontinued Operations | Loans Held for Sale |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Gains (losses) in fair value of loans held for sale included in earnings | 1,400 | 2,600 | $ 1,100 |
Discontinued Operations | Recurring | Level 2 | Loans Held for Sale |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Loans held for sale | $ 182,882 | $ 182,882 |  | $ 94,050

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