Vessels, textuals 2 (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014
Vessels [Abstract]
Collateral vessels carrying amount	$ 205,319

The carrying amount, as of the date of the latest financial statement presented, of vessels that are pledged as collateral for the repayment of the related debt obligation

No definition available.

Name:	dcix_PropertyPlantAndEquipmentCollateralForDebt
Namespace Prefix:	dcix_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant