BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Reclassifications (Details) - USD ($) $ in Thousands |
7 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2017 |
May 31, 2016 |
May 31, 2015 |
|
| Valuation and Qualifying Accounts Disclosure [Line Items] | ||||
| Prepaid expenses and other current assets | $ 131,341 | $ 206,545 | ||
| Increase (decrease) in prepaid expenses and other assets | (13,997) | 46,439 | $ 52,254 | $ (5,426) |
| Other, net | 32,718 | 44,070 | 15,370 | 8,249 |
| Net proceeds from sales of property and equipment | 0 | $ 37,565 | 0 | 10,597 |
| Restatement Adjustment | ||||
| Valuation and Qualifying Accounts Disclosure [Line Items] | ||||
| Prepaid expenses and other current assets | 8,200 | |||
| Increase (decrease) in prepaid expenses and other assets | $ 16,600 | $ 29,100 | $ 9,300 | |