Basis of Presentation and General Information (Details) ([SeanergyMaritimeHoldingsCorpMember])	12 Months Ended
Dec. 31, 2012
[SeanergyMaritimeHoldingsCorpMember]
Seanergy Maritime Holdings Corp's country of incorporation	Republic of the Marshall Islands
Seanergy Maritime Holdings Corp's date of incorporation	Apr. 01, 2008

State or Country Name where an entity is incorporated

No definition available.

Name:	dei_EntityIncorporationStateCountryName
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration