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Consolidated Balance Sheets (Parenthetical) (USD $)
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Mar. 31, 2015
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Dec. 31, 2014
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| Statement of Financial Position [Abstract] | ||
| Accumulated depreciation, leased property | $ 22,048,643us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation | $ 19,417,025us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation |
| Accumulated deprecation, leased property held for sale | 6,448,603corr_PropertyHeldForSaleAccumulatedDepreciation | 5,878,933corr_PropertyHeldForSaleAccumulatedDepreciation |
| Accumulated depreciation, property and equipment | 3,455,219us-gaap_RealEstateInvestmentPropertyAccumulatedDepreciation | 2,623,020us-gaap_RealEstateInvestmentPropertyAccumulatedDepreciation |
| Accumulated amortization, intangible and deferred costs | 2,665,120corr_FiniteLivedIntangibleAssetsandDeferredFinanceCostsAccumulatedAmortization | 2,271,080corr_FiniteLivedIntangibleAssetsandDeferredFinanceCostsAccumulatedAmortization |
| Accumulated amortization, deferred debt | ||
| Accumulated amortization, deferred lease | ||
| Preferred stock, par value | $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare | $ 0us-gaap_PreferredStockParOrStatedValuePerShare |
| Preferred stock, authorized | 10,000,000us-gaap_PreferredStockSharesAuthorized | 0us-gaap_PreferredStockSharesAuthorized |
| Preferred stock, issued | 22,500us-gaap_PreferredStockSharesIssued | 0us-gaap_PreferredStockSharesIssued |
| Preferred stock, outstanding | 22,500us-gaap_PreferredStockSharesOutstanding | 0us-gaap_PreferredStockSharesOutstanding |
| Capital stock non-convertible, par value | $ 0.001us-gaap_CommonStockParOrStatedValuePerShare | $ 0.001us-gaap_CommonStockParOrStatedValuePerShare |
| Capital stock non-convertible, shares issued | 46,619,681us-gaap_CommonStockSharesIssued | 46,605,055us-gaap_CommonStockSharesIssued |
| Capital stock non-convertible, shares outstanding | 46,619,681us-gaap_CommonStockSharesOutstanding | 46,605,055us-gaap_CommonStockSharesOutstanding |
| Capital stock non-convertible, shares authorized | 100,000,000us-gaap_CommonStockSharesAuthorized | 100,000,000us-gaap_CommonStockSharesAuthorized |
| X | ||||||||||
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- Definition
Finite-Lived Intangible Assets and Deferred Finance Costs, Accumulated Amortization No definition available.
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| X | ||||||||||
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- Definition
Property Held For Sale, Accumulated Depreciation No definition available.
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| X | ||||||||||
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- Definition
For an unclassified balance sheet, the accumulated amortization, as of the reporting date, representing the periodic charge to earnings of deferred costs which are associated with debt obligations existing as of the end of the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
For an unclassified balance sheet, the accumulated amortization, as of the reporting date, which represents the periodic charge to earnings of initial direct costs which have been deferred and are being allocated over the lease term in proportion to the recognition of rental income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cumulative amount of depreciation for real estate property held for investment purposes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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