Commitments and Contingencies (Details)	Sep. 30, 2020 USD ($)
Commitments under Contracts for Scrubber Purchases
Less than one year	$ 2,245,768
Total	2,245,768
Commitments under Contracts for BWMS Purchases
Less than one year	207,200
One to three years	388,000
Total	595,200
Commitments under Operating Leases
Less than one year	10,104,389
Total undiscounted lease payments	23,375,295
Time Charter-in commitments
Less than one year	14,536,000
One to three years	12,848,000
Total	27,384,000
Fixed Time Charter Commitments
Less than one year	21,385,858
One to three years	15,307,500
Total	36,693,358
United States, Greece, United Kingdom, And Denmark
Commitments under Operating Leases
Less than one year	344,109
One to three years	153,668
Total undiscounted lease payments	$ 497,777