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BASIS OF PRESENTATION - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands |  | 9 Months Ended
--- | --- | ---
Jan. 01, 2017 | Sep. 30, 2017
Equity investments under cost method |  | $ 20,100
Accounting Standards Update 2015-17 | Additional Paid In Capital |  |
Cumulative Effect on Retained Earnings, Net of Tax | $ (300) |
Accounting Standards Update 2015-17 | Retained Earnings |  |
Cumulative Effect on Retained Earnings, Net of Tax | $ 300 |
Accounting Standards Update 2016-09 |  |
Cumulative Effect on Retained Earnings, Net of Tax |  | 110
Accounting Standards Update 2016-01 |  |
Equity investments under cost method |  | 20,100
Accounting Standards Update 2016-15 | Proforma Adjustment |  |
Payment for Contingent Consideration Liability, Investing Activities |  | (1,200)
Payment for Contingent Consideration Liability, Financing Activities |  | 1,200
Accounting Standards Update 2016-18 |  |
Restricted cash |  | $ 17,000

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