Annual report pursuant to Section 13 and 15(d)

Debt - Amortization of Deferred Financing Costs (Details)

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Debt - Amortization of Deferred Financing Costs (Details) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Line of Credit [Member] | CorEnergy Credit Facility [Member]      
Debt Instrument [Line Items]      
Deferred debt issuance amortization $ 1,600,000    
Interest Expense [Member] | Line of Credit [Member]      
Debt Instrument [Line Items]      
Deferred debt issuance amortization 873,993 $ 1,234,856 $ 1,427,256
Interest Expense [Member] | Line of Credit [Member] | CorEnergy Credit Facility [Member]      
Debt Instrument [Line Items]      
Deferred debt issuance amortization 873,601 1,078,526 926,930
Interest Expense [Member] | Secured Debt [Member] | Pinedale Credit Facility [Member]      
Debt Instrument [Line Items]      
Deferred debt issuance amortization $ 392 $ 156,330 $ 500,326