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Share-based Compensation (Details Textual) (USD $)
In Millions, except Share data, unless otherwise specified
3 Months Ended
Jun. 30, 2014
Stock Based Compensation (Textual) [Abstract]  
Maximum number of shares subject to stock options and restricted shares 1,000,000
Stock Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock Issued During Period, Shares, Treasury Stock Reissued 565
Shares Paid for Option Price for Share Based Compensation 6,935
Stock Based Compensation (Textual) [Abstract]  
Stock option granted 0
Restricted Stock [Member]
 
Stock Based Compensation (Textual) [Abstract]  
Unrecognized stock based compensation expense related to non-vested restricted stock $ 2.8
Weighted-average vesting period 2 years 2 months 1 day
Stock Settled Stock Appreciation Rights (SSARS) [Member]
 
Stock Based Compensation (Textual) [Abstract]  
Shares withheld to cover the employee's minimum applicable income taxes 793
Unrecognized stock based compensation expense related to non-vested SSARs 1.3
Weighted-average vesting period 2 years 2 months 23 days
Total treasury shares to settle SSARs 4,101
Performance Shares [Member]
 
Stock Based Compensation (Textual) [Abstract]  
Unrecognized stock based compensation expense related to non-vested restricted stock $ 0.1
Weighted-average vesting period 6 months
2011 Stock Incentive Plan [Member]
 
Stock Based Compensation (Textual) [Abstract]  
Shares authorized under 2011 Stock incentive plan 3,000,000
2011 Stock Incentive Plan [Member] | Stock Options [Member]
 
Stock Based Compensation (Textual) [Abstract]  
Maximum number of shares subject to stock options and restricted shares 800,000
2011 Stock Incentive Plan [Member] | Restricted Shares and Restricted Share Units [Member]
 
Stock Based Compensation (Textual) [Abstract]  
Maximum number of shares subject to stock options and restricted shares 400,000