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Derivatives and Fair Value Disclosures - Schedule of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance $ 673,979    
Reclassification adjustment (84,966)    
Ending balance (2,259,043) $ 673,979  
Cash Flow Hedge Gain Loss To Be Reclassified During Next Twelve Months 60,954    
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance 673,979 617,895 $ 25,435
Effective portion of changes in fair value of interest swap contracts (2,848,056) 56,084 592,460
Reclassification adjustment (84,966)    
Ending balance $ (2,259,043) $ 673,979 $ 617,895