BUSINESS COMBINATION - PRO FORMA ADJUSTMENTS (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Business Acquisition, Pro Forma Information, Nonrecurring Adjustment | |||||||||||
| Amortization of intangible assets | $ 79,426 | $ 139,952 | $ 57,926 | ||||||||
| Revenue | $ 811,162 | $ 764,102 | $ 745,439 | $ 819,179 | $ 848,728 | $ 838,561 | $ 771,132 | $ 772,512 | $ 3,139,882 | 3,230,933 | 3,109,547 |
| Acquisition-related Costs | |||||||||||
| Business Acquisition, Pro Forma Information, Nonrecurring Adjustment | |||||||||||
| Amortization of intangible assets | $ 1,400 | 14,600 | |||||||||
| Revenue | $ (5,100) | ||||||||||