FAIR VALUE MEASUREMENTS - Interest Swap Derivatives (Details) - Interest Rate Swap - Level 2 - Designated as Hedging Instrument - USD ($) $ in Thousands |
6 Months Ended | |
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Jun. 30, 2018 |
Jun. 30, 2017 |
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| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis [Roll Forward] | ||
| Fair value at beginning of period | $ 12,414 | $ 8,159 |
| Swap ineffectiveness | 6 | |
| Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive income | (232) | 1,530 |
| Unrealized gains on interest rate swaps included in accumulated other comprehensive income | 13,655 | (2,239) |
| Fair value of end of period | $ 25,837 | $ 7,456 |
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- Definition Fair Value, Net Derivative Asset (Liability) Measured On Recurring Basis No definition available.
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- Definition Fair Value, Net Derivative Asset (Liability) Measured On Recurring Basis, Gain (Loss) Included In Earnings, Cash Flow Hedge Ineffectiveness No definition available.
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- Definition Fair Value, Net Derivative Asset (Liability) Measured On Recurring Basis, Gain (Loss) Included In Earnings, Reclassification From AOCI, Current Period No definition available.
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- Definition Fair Value, Net Derivative Asset (Liability) Measured On Recurring Basis, Gain (Loss) Included In Other Comprehensive Income (Loss) No definition available.
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- Definition Fair Value, Net Derivative Asset (Liability) Measured On Recurring Basis [Roll Forward] No definition available.
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