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Note 19 - Other Investment (Details) (USD $)	0 Months Ended		0 Months Ended
	Oct. 15, 2013	Dec. 31, 2013 Euromar LLC Joint Venture (Member) Other Investments [Member]	Oct. 15, 2013 Euromar LLC Joint Venture (Member)	Oct. 15, 2013 Maximum [Member]
Note 19 - Other Investment (Details) [Line Items]
Escrow Deposit (in Dollars)	$ 5,000,000
Distribution Period From Escrow Account	2 years		2 years
Preferred Units To Escrowed Cash Ratio	1,000			5,000
Dividends Paid In Kind Percentage	19.00%
Dividends Receivable (in Dollars)		$ 196,196

X

- Definition

Distribution period from escrow accounts.

+ References

No definition available.

+ Details

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Namespace Prefix:	esea_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Dividends paid in kind percentage.

+ References

No definition available.

+ Details

Name:	esea_DividendsPaidInKindPercentage
Namespace Prefix:	esea_
Data Type:	num:percentItemType
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Period Type:	duration

X

- Details

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Namespace Prefix:	esea_
Data Type:	xbrli:stringItemType
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Period Type:	duration

X

- Definition

Preferred units to escrow cash ratio.

+ References

No definition available.

+ Details

Name:	esea_PreferredUnitsToEscrowedCashRatio
Namespace Prefix:	esea_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Carrying amount as of the balance sheet date of dividends declared but not received.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.8)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	debit
Period Type:	instant

X

- Definition

The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.10)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Balance Type:	debit
Period Type:	instant