Consolidated Statements of Operations (Parentheticals) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Commissions, related party	$ 641,104	$ 766,304	$ 612,998
Vessel operating expenses, related party	347,840	392,731	417,523
Other general and administrative expenses, related party	1,850,000	1,225,000	1,165,000
Net loss on sale of vessels, related party			$ 43,823

Generally recurring costs paid to related parties associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense.

No definition available.

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Namespace Prefix:	esea_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration