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Other Long-Term Liabilities (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2020
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2021
Dec. 31, 2019
USD ($)
Sep. 30, 2019
vessel
Variable Interest Entity [Line Items]          
Number of newbuild ice class post panamax vessels | vessel         4
Other liabilities, noncurrent $ 5,052,984     $ 4,828,364  
Earnings attributable to non-controlling interest recorded as interest expense (27,643) $ 0      
Nordic Bulk Partners LLC.          
Variable Interest Entity [Line Items]          
Ownership percentage       75.00%  
Third-Party | Nordic Bulk Partners LLC.          
Variable Interest Entity [Line Items]          
Ownership percentage       25.00%  
Forecast | Third-Party | Nordic Bulk Partners LLC.          
Variable Interest Entity [Line Items]          
Ownership percentage     50.00%    
Maximum          
Variable Interest Entity [Line Items]          
Put/call option 4,000,000        
Minimum          
Variable Interest Entity [Line Items]          
Put/call option $ 3,700,000