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Commitments and Contingencies, textuals (Details) (USD $) In Billions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2012
Commitments and Contingencies Disclosure [Abstract] |
Insurance Maximum Amount | $ 1
Policy year closing period | 3 years

X
- Definition This is the maximum amount that each vessel is covered for in the case on environmental contamination. + References No definition available. + Details
Name: | dcix_InsuranceMaximumAmount
Namespace Prefix: | dcix_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

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- Definition Period within a P&I Association will be able to determine if supplemental calls are required for the specific policy period. + References No definition available. + Details
Name: | dcix_PeriodOfOccurance
Namespace Prefix: | dcix_
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration