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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Schedule of Cash, Cash Equivalents and Restricted Cash The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the consolidated statement of cash flows:
 
 December 31,
 20202019
Money market accounts – cash equivalents$18,443,443 $32,150,342 
Cash (1)
28,453,773 18,404,749 
Total cash and cash equivalents$46,897,216 $50,555,091 
Restricted cash1,500,000 2,500,000 
Total cash, cash equivalents and restricted cash$48,397,216 $53,055,091 

(1) Consists of cash deposits at various major banks.
Advance Hire, Prepaid Expenses
At December 31, advance hire, prepaid expenses and other current assets were comprised of the following:
 20202019
Advance hire$5,026,953 $3,985,826 
Prepaid expenses3,706,396 4,924,557 
Accrued receivables6,823,409 6,466,068 
Margin Deposit814,062 269,379 
Other current assets3,145,125 3,124,995 
Total$19,515,945 $18,770,825 
Components of Net Debt Issuance Costs and Bank Fees
The components of net debt issuance costs and bank fees, which are included in secured long-term debt on the consolidated balance sheets are as follows: 
 December 31,
 20202019
Debt issuance costs and bank fees paid to financial institutions$6,547,299 $9,302,292 
Less: accumulated amortization(2,650,091)(5,164,419)
Unamortized debt issuance costs and bank fees$3,897,208 $4,137,873 
Amortization included in interest expense$662,440 $727,020 
Components of Accounts Payable and Accrued Expenses
The components of accounts payable and accrued expenses are as follows: 
 December 31,
 20202019
Accounts payable$18,678,099 $24,173,291 
Accrued expenses10,654,357 14,883,555 
Note Payable2,500,000 — 
Other accrued liabilities567,832 916,789 
Total$32,400,288 $39,973,635 
Summary of Fair Value, by Balance Sheet Grouping The aggregate carrying amounts and fair values of the long-term debt associated with the fixed rate borrowing arrangements are as follows: 
 December 31,
 20202019
Carrying amount of fixed rate long-term debt$93,401,776 $90,245,646 
Fair value of fixed rate long-term debt$95,434,525 $92,279,147