BUSINESS ACQUISITION - Fair Values of Assets Acquired and Liabilities Assumed (Details) - Tulip Ltd. and Subsidiaries $ in Thousands	Oct. 15, 2019 USD ($)
Business Acquisition [Line Items]
Cash and cash equivalents	$ 6,854
Trade accounts and other receivables	146,423
Inventories	104,211
Prepaid expenses and other current assets	6,579
Operating lease assets	5,613
Property, plant and equipment	329,711
Identified intangible assets	40,418
Other assets	14,647
Total assets acquired	654,456
Accounts payable	110,296
Other current liabilities	55,830
Operating lease liabilities	5,613
Deferred tax liabilities	16,804
Pension obligations	18,435
Other long-term liabilities	1,056
Total liabilities assumed	208,034
Total identifiable net assets	446,422
Gain on bargain purchase	(53,134)
Total consideration transferred	$ 393,288