OTHER SUPPLEMENTAL INFORMATION - Total Accounts Receivable, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Trade receivables	$ 63,102	$ 23,330
Other receivables	4,679	3,681
Total accounts receivable	67,781	27,011
Less: allowance for doubtful accounts	(1,272)	(548)
Total accounts receivable, net	$ 66,509	$ 26,463

Trade receivable.

No definition available.

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- Definition

For unclassified balance sheet, amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business.

+ References

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- Definition

For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

+ References

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- References

No definition available.

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- Definition

Amount due from parties in nontrade transactions, classified as other.

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