Annual report pursuant to Section 13 and 15(d)

SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF REGISTRANT - Income and Comprehensive Income (Details)

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SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF REGISTRANT - Income and Comprehensive Income (Details) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Revenue                      
Lease revenue $ 17,513,510 $ 17,173,676 $ 17,050,092 $ 17,066,526 $ 17,005,831 $ 16,996,155 $ 16,996,072 $ 16,996,072 $ 68,803,804 $ 67,994,130 $ 48,086,072
Total Revenue 22,402,085 22,444,304 21,825,872 22,077,116 22,816,482 22,115,485 22,060,752 22,257,867 88,749,377 89,250,586 71,288,935
Expenses                      
General and administrative 2,534,372 2,632,546 2,558,339 3,061,240 3,185,419 3,021,869 2,773,240 3,289,852 10,786,497 12,270,380 9,745,704
Depreciation expense                 3,400,000 3,400,000 3,300,000
Total Expenses 10,199,490 11,034,392 9,927,314 10,402,718 11,170,737 10,248,296 10,257,849 14,594,183 41,563,914 46,271,065 49,725,329
Operating Income 12,202,595 11,409,912 11,898,558 11,674,398 11,645,745 11,867,189 11,802,903 7,663,684 47,185,463 42,979,521 21,563,606
Other Income (Expense)                      
Net distributions and dividend income 202,149 213,040 221,440 43,462 273,559 277,523 214,169 375,573 680,091 1,140,824 1,270,755
Loss on extinguishment of debt (102,500) (234,433) 0 0         (336,933) 0 0
Total Other Expense (2,572,392) (1,609,232) (2,366,763) (3,955,143) (3,333,892) (1,812,475) (2,126,978) (5,179,188) (10,503,529) (12,452,533) (9,574,042)
Net Income attributable to CorEnergy Stockholders $ 6,755,855 $ 9,177,284 $ 9,000,172 $ 7,669,478 $ 8,086,367 $ 9,231,185 $ 8,954,527 $ 3,391,121 32,602,790 29,663,200 12,319,911
Changes in fair value of qualifying hedges                 11,196 (201,993) (262,505)
Net Change in Other Comprehensive Income (Loss)                 13,813 (249,219) (323,880)
Parent Company [Member]                      
Revenue                      
Lease revenue                 0 0 638,243
Earnings from subsidiary                 36,222,221 32,856,338 10,894,003
Total Revenue                 36,222,221 32,856,338 11,532,246
Expenses                      
General and administrative                 2,298,201 2,236,358 1,426,598
Depreciation expense                 184,380 184,380 754,050
Amortization expense                 5,316 5,316 5,316
Total Expenses                 2,487,897 2,426,054 2,185,964
Operating Income                 33,734,324 30,430,284 9,346,282
Other Income (Expense)                      
Net distributions and dividend income                 96,866 12,963 13,542
Interest on loans to subsidiaries                 11,549,344 11,705,465 9,294,537
Interest expense, net                 (11,451,944) (12,485,510) (6,334,450)
Loss on extinguishment of debt                 (225,801) 0 0
Total Other Expense                 (31,535) (767,082) 2,973,629
Net Income attributable to CorEnergy Stockholders                 33,702,789 29,663,202 12,319,911
Changes in fair value of qualifying hedges                 11,196 (201,993) (262,505)
Net Change in Other Comprehensive Income (Loss)                 $ 33,713,985 $ 29,461,209 $ 12,057,406