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OTHER COMMITMENTS, CONTINGENCIES, AND OFF-BALANCE SHEET ACTIVITIES - Narrative (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 USD ($) employee | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 22, 2016 USD ($) wire_transfer
Future minimum rental payments |  |  |  |
2017 | $ 14,000 |  |  |
2018 | 11,600 |  |  |
2019 | 10,200 |  |  |
2020 | 9,600 |  |  |
2021 | 8,200 |  |  |
Thereafter | $ 68,900 |  |  |
Extendable term | 20 years |  |  |
Total rent expense | $ 8,300 | $ 7,500 | $ 7,200 |
Lease Obligations |  |  |  |
2017 | 680 |  |  |
2018 | 647 |  |  |
2019 | 646 |  |  |
2020 | 644 |  |  |
2021 | 612 |  |  |
Thereafter | 5,600 |  |  |
Future obligations required under the financing lease |  |  |  |
2017 | 81 |  |  |
2018 | 86 |  |  |
2019 | 86 |  |  |
2020 | 86 |  |  |
2021 | 86 |  |  |
Thereafter | $ 1,600 |  |  |
Employment agreement term | 3 years |  |  |
Number of senior executives which entered into an employment agreement with the Company | employee | 1 |  |  |
Number of wire transfers in claim | wire_transfer |  |  |  | 2
Aggregate value of wire transfers in claim |  |  |  | $ 1,400

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