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COMMITMENTS (Future Minimum Payments) (Details)
$ in Thousands
Sep. 30, 2019
USD ($)
Commitments  
Remaining 2019 $ 5,433
2020 8,232
2021 1,641
2022 802
2023 780
Thereafter 537
Commitments, total 17,425
Development Projects  
Commitments  
Remaining 2019 4,050
2020 739
2021 161
2022 61
2023 44
Thereafter 108
Commitments, total 5,163
Pension Contributions  
Commitments  
Remaining 2019 442
2020 3,606
2021 682
2022 0
2023 0
Thereafter 0
Commitments, total 4,730
Commitments  
Commitments  
Remaining 2019 941
2020 3,887
2021 798
2022 741
2023 736
Thereafter 429
Commitments, total $ 7,532