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Subsequent Events - Resignation of Howard Stern (Details) (Subsequent Event [Member], Former President and Board Member [Member], Consulting Fee [Member], USD $)
In Millions, except Share data, unless otherwise specified
0 Months Ended
Jan. 16, 2014
Subsequent Event [Member] | Former President and Board Member [Member] | Consulting Fee [Member]
 
Subsequent Event [Line Items]  
Professional Fees $ 2.5
Share award (in shares) 13,581
COBRA coverage period 18 months