Quarterly report pursuant to Section 13 or 15(d)

Share Repurchases (Details)

v2.4.0.8
Share Repurchases (Details) (Class A Common Stock [Member], USD $)
In Millions, except Share data, unless otherwise specified
1 Months Ended 3 Months Ended 6 Months Ended
Aug. 31, 2011
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
August 2011 authorization [Member]
       
Share Repurchases (Textual) [Abstract]        
Stock Repurchase Program $ 20.0      
Treasury Stock, Shares, Acquired   2,100,000 0 4,200,000
Stock Repurchase Program Remaining Authorized Repurchases Amount     $ 0.1  
Treasury stock acquired volume weighted-average price   $ 2.24   $ 2.25
Outside of Publically Announced Repurchase Program [Member]
       
Share Repurchases (Textual) [Abstract]        
Treasury Stock, Shares, Acquired     147,274 124,404
Treasury stock acquired volume weighted-average price     $ 2.02 $ 2.36