XML 89 R72.htm IDEA: XBRL DOCUMENT v3.10.0.1
COMMITMENTS AND CONTINGENCIES - Contractual obligations (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
COMMITMENTS AND CONTINGENCIES  
2019 $ 99,004
2020 51,572
2021 23,577
2022 12,628
2023 3,405
Total $ 190,186