CONTINGENCIES AND COMMITMENTS (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 31, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2017
Commitments And Contingencies Disclosure Abstract
Proceeds from Sales of Business, Affiliate and Productive Assets	$ 70,200
OtherCommitmentsLineItems
Cash And Cash Equivalents	122,893	$ 45,335
Restricted Cash	69,365	0
Total cash and cas equivalents and restricted cash shown in the statement of cash flows	192,258	45,335	$ 270,407	$ 34,167
Cash and Cash Equivalents Member
OtherCommitmentsLineItems
Cash And Cash Equivalents	122,893	45,335
Restricted Cash	69,365	0
Total cash and cas equivalents and restricted cash shown in the statement of cash flows	$ 192,258	$ 45,335

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities.

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Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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