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RELATED PARTY TRANSACTIONS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Board Member [Member]
Related Party [Abstract]
Accounts payable	$ 0	$ 0	$ 0
Costs and expenses, related party	300	400	200
Receivables from related party	300	200
Hermitage Offshore Services Limited [Member]
Related Party [Abstract]
Management fee received	83	100	100
Costs and expenses, related party	$ 900	$ 2,300	$ 2,300
Hermitage Offshore Services Limited [Member] | Maximum [Member]
Related Party [Abstract]
Ownership interest	5.00%

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Amount of management fee received during the period.

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Costs of sales and operating expenses for the period incurred from transactions with related parties.

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Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth.

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