Recent Accounting Pronouncements - Future Minimum Lease Payments (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Lessee, Lease, Description [Line Items]
Discount rate upon adoption	5.48%
Three months ending December 31, 2021	$ 5,852,733
2022	15,844,360
2023	510,074
2024	265,922
2025	265,195
2026	265,195
2027	53,766
Operating lease payments	23,057,245
Lease liabilities - short term	21,094,309	$ 7,615,371
Lease liabilities - long term	1,744,619	686,422
Total lease liabilities	22,838,928
Discount based on incremental borrowing rate	$ 218,317
Chartered-in contracts greater than 12 months
Lessee, Lease, Description [Line Items]
Discount rate upon adoption	5.37%
Three months ending December 31, 2021	$ 5,675,982
2022	15,096,117
2023	0
2024	0
2025	0
2026	0
2027	0
Operating lease payments	20,772,099
Lease liabilities - short term	20,451,549	6,974,943
Lease liabilities - long term	253,970	0
Total lease liabilities	20,705,519
Discount based on incremental borrowing rate	$ 66,580
Office leases
Lessee, Lease, Description [Line Items]
Discount rate upon adoption	5.80%
Three months ending December 31, 2021	$ 176,751
2022	748,243
2023	510,074
2024	265,922
2025	265,195
2026	265,195
2027	53,766
Operating lease payments	2,285,146
Lease liabilities - short term	642,760	640,428
Lease liabilities - long term	1,490,649	$ 686,422
Total lease liabilities	2,133,409
Discount based on incremental borrowing rate	$ 151,737

Lessee, Operating Lease, Liability, to be Paid, Year Six

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Discount rate used by lessee to determine present value of operating lease payments.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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