The percentage of note payable due from affiliate purchased by related party.

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- Definition

The total amount of rent and office related expenses incurred by affiliate.

+ References

No definition available.

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- Definition

For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

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- Definition

Amount of interest expense incurred on a debt or other obligation to related party.

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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- Definition

The amount for notes payable (written promise to pay), due to related parties.

+ References

+ Details

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- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 4
-Subparagraph (b)
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- Definition

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

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- Definition

Amount of transactions with related party during the financial reporting period.

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-Publisher FASB
-Name Accounting Standards Codification
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- References

No definition available.

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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

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- Definition

Amount of selling, general and administrative expenses resulting from transactions, excluding transactions that are eliminated in consolidated or combined financial statements, with related party.

+ References

No definition available.

+ Details

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- Definition

The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.

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Related party transactions, Summary (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Related party transaction [Abstract]
Administrative and general expenses	$ 1,352	$ 1,749	$ 5,073	$ 5,894
Charter costs	436	242	3,385	1,526
Lease liability	109,607		109,607
Rent and administrative expenses	201		595
Rent and office related expenses incurred by affiliate			595		$ 204
Noncurrent Lease Liabilities [Member]
Related party transaction [Abstract]
Lease liability	$ 3,305		$ 3,305
DevTech Investment [Member]
Related party transaction [Abstract]
Minority interest percentage in exchange for cash consideration	10.00%		10.00%
Percentage of note payable purchased by affiliate			10.00%
Repayments of related party debt	$ 988
Note payable due	0		$ 0		715
Interest expense on note payable	0	19	29	57
Due from affiliates	0		0		343
Fortress [Member]
Related party transaction [Abstract]
Amount due to affiliates	4,264		4,264		5,535
Fortress Affiliate [Member]
Related party transaction [Abstract]
Amount due to affiliates	598		598		472
Florida East Coast Industries [Member]
Related party transaction [Abstract]
Amount due to affiliates	0		0		316
Florida East Coast Industries [Member] \| Land [Member] \| Operations and Maintenance [Member]
Related party transaction [Abstract]
Lease expense	103	103	332	309
Fortress Affiliated Entities [Member]
Related party transaction [Abstract]
Amount due to affiliates	2,048		2,048		2,657
Due from affiliates	352		352		$ 1,334
Rent and administrative expenses	$ 571	$ 808	$ 2,048	$ 1,657