COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012
Commitments and Contingencies Disclosure [Abstract]
Claims for damages against charterers	$ 76

Aggregate amount of claims dor damages against charterers

No definition available.

Name:	vlccf_ClaimsForDamagesAgainstCharterers
Namespace Prefix:	vlccf_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant