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General information, details (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
[MinimumMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage	10.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_RangeAxis = us-gaap_MinimumMember	10.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_RangeAxis = us-gaap_MinimumMember	10.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_RangeAxis = us-gaap_MinimumMember
[MajorCustomerMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage		16.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerMember	46.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerMember
[MajorCustomerBMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage	25.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerBMember	23.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerBMember	22.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerBMember
[MajorCustomerCMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage	31.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerCMember
[MajorCustomerDMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage			22.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerDMember
[MajorCustomerEMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage	17.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerEMember	38.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerEMember
[MajorCustomerFMember]
Concentration Risk [Line Items]
Concentration Risk, Percentage	14.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerFMember	10.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_MajorCustomersAxis = dcix_MajorCustomerFMember

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13537-108611



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13531-108611



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592

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