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Share-Based Payment Arrangements (Summary of the Status of Restricted Stock Units) (Details) - shares
6 Months Ended 9 Months Ended
Apr. 01, 2016
Mar. 31, 2016
Apr. 10, 2013
Jul. 27, 2012
Jun. 30, 2013
Sep. 30, 2016
Sep. 30, 2014
Granted 7,144            
Restricted Stock Units (RSUs) [Member]              
Nonvested at January 1, 2016           296,571  
Granted           122,770  
Vested           (7,144)  
Forfeited           (94,880)  
Nonvested at September 30, 2016           317,317  
Long Term Incentive Plan 2005 [Member] | Restricted Stock Units (RSUs) [Member]              
Granted     122,823 129,463     175,983
Vested   (7,144)          
Forfeited         (9,280)