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Restricted Cash and Investments
12 Months Ended
Dec. 31, 2014
Cash and Cash Equivalents [Abstract]  
Restricted Cash and Investments
4.

Restricted Cash and Investments

Restricted cash and investments represents a security deposit for the 530 Fifth Avenue corporate office space. The Company provided the lessor a bank-issued letter of credit, which is fully collateralized by a certificate of deposit issued by that bank. The restricted cash balance was approximately $213,000 and $217,000 at December 31, 2014 and 2013, respectively.