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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

Name:	us-gaap_CostsAndExpensesRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

RELATED PARTY TRANSACTIONS (Details) - USD ($)	9 Months Ended		12 Months Ended
RELATED PARTY TRANSACTIONS (Details) - USD ($)	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Scandic American Shipping Ltd [Member]
Related Party Transactions [Abstract]
Management fee received	$ 100,000		$ 100,000
Nordic American Offshore Limited [Member]
Related Party Transactions [Abstract]
Costs and expenses, related party	$ 1,800,000	$ 1,800,000