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COMMITMENTS AND CONTINGENCIES (Notes)
12 Months Ended
Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract]  
Commitments and Contingencies Disclosure [Text Block] PURCHASE OBLIGATIONS

At December 31, 2019, the Company's expected cash outflow resulting from non-cancellable purchase obligations are summarized by year in the table below (amounts in thousands):
2020
$
17,853

2021
2,495

2022
2,115

2023
222

Thereafter
46

Total non-cancellable purchase obligations
$
22,731