Annual report pursuant to Section 13 and 15(d)

PROPERTY, PLANT AND EQUIPMENT - Narrative (Details)

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PROPERTY, PLANT AND EQUIPMENT - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2019
Dec. 31, 2019
Impaired Long-Lived Assets Held and Used [Line Items]    
Impairment of long-lived assets held-for-use $ 9,500  
Aerospace    
Impaired Long-Lived Assets Held and Used [Line Items]    
Impairment of long-lived assets held-for-use   $ 2,300