Transactions with Related Parties - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Related Party Transaction
Vessel operating expenses	$ 3,917	$ 4,221	$ 4,466
General and administrative expenses	5,502	5,713	6,236
Administrative and service agreements
Related Party Transaction
General and administrative expenses	1,880	1,688	1,688
Capital Executive and/ or CSM (“Managers”)- Management Agreements
Related Party Transaction
Vessel operating expenses	$ 3,917	$ 4,221	$ 4,466

The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.4)
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

Name:	us-gaap_GeneralAndAdministrativeExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration