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[Member]us-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CarryingReportedAmountFairValueDisclosureMemberus-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxisexplicitMemberU002Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Carrying [Member]2true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]3false 4cap_SeniorSecuredNotesFairValueDisclosurecap_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse9890000098.9USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe fair value as of the balance sheet date of the noncurrent portion of an senior secured notes.No definition available.false2Senior secured notes4false 4cap_CollateralizedFinancingObligationsFairValueDisclosurecap_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse9520000095.2USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis line item represents the fair value equal to the present value (the principal).No definition available.false2Fair value of collateralized financing obligations5false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2false USDtruefalse$c20130630_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxis_EstimateOfFairValueFairValueDisclosureMemberhttp://www.sec.gov/CIK0001388430instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseFair Value [Member]us-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EstimateOfFairValueFairValueDisclosureMemberus-gaap_FairValueByBalanceSheetGroupingDisclosureItemAmountsAxisexplicitMemberU002Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Fair Value [Member]6true 3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]7false 4cap_SeniorSecuredNotesFairValueDisclosurecap_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse103700000103.7USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe fair value as of the balance sheet date of the noncurrent portion of an senior secured notes.No definition available.false2Senior secured notes8false 4cap_CollateralizedFinancingObligationsFairValueDisclosurecap_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse9270000092.7USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis line item represents the fair value equal to the present value (the principal).No definition available.false2Fair value of collateralized 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3us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]11false 4us-gaap_LinesOfCreditFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse264500000264.5USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. Fair value of lines of credit at the balance sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Line-of-Credit Arrangement -URI http://asc.fasb.org/extlink&oid=6517033 false2Fair value of revolving credit facility12false 4us-gaap_LoansPayableFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalselabel1truefalsefalse294400000294.4USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. Fair value of Loans Payable at the balance sheet date.No definition available.false2Fair value of term loan13false 4cap_LongTermAssetBackedLineOfCreditFacilityFairValueDisclosurecap_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse382900000382.9USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe fair value as of the balance sheet date of the noncurrent portion of an asset-backed long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount.No definition available.false2Asset backed warehouse facility14false 4cap_CapitalLeasesNetInvestmentInDirectFinancingLeasesFairValueDisclosurecap_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse7710000077.1USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. Fair value of net investment in direct finance leases at the balance sheet date.No definition available.false2Net investment in direct finance leases15false 4cap_CapitalLeasesNetInvestmentInCapitalLeaseObligationsFairValueDisclosurecap_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse62000006.2USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.No definition available.false2Net Investment in Capital Lease ObligationsfalseFair Value of Financial Instruments (Details) (USD $)HundredThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://capps.com/role/FairValueOfFinancialInstrumentsDetails115