Investment in Affiliate (Details) (Box Ships Inc., USD $)	Jun. 30, 2013	Dec. 31, 2012
Box Ships Inc.
Investments In And Advances To Affiliates [Line Items]
Number of shares in affiliate held by the Company	3,437,500	3,437,500
Percentage of ownership in Box Ships	13.80%	16.40%
Price of Box Ships common stock	$ 3.8
Fair value of the investment in Box Ships Inc.	$ 13,062,500

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Value of the investment at close of period. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

+ References

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-Name Regulation S-X (SX)

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Balance held at close of period in number of shares.

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Price of a single share of a number of saleable stocks of a company.

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