XML 95 R69.htm IDEA: XBRL DOCUMENT v3.2.0.727
Share-Based Compensation (Restricted Stock Units Activity) (Details) - Restricted Stock Units (RSUs) - $ / shares
3 Months Ended
May. 11, 2015
Jun. 30, 2015
Jun. 30, 2014
Shares      
Outstanding, beginning of period (in shares)   362,300 437,500
Granted (in shares) 185,904 243,800 96,600
Vested and issued (in shares)   (138,900) (93,700)
Forfeited (in shares)   (1,400) (14,400)
Outstanding, end of period (in shares)   465,800 426,000
Vested, end of period (in shares)   76,600 69,600
Weighted- Average Grant-Date Fair Value      
Outstanding, beginning of period, weighted-average grant-date fair value (in USD per share)   $ 22.74 $ 16.76
Granted, weighted-average grant-date fair value (in USD per share)   41.85 33.50
Vested and issued, weighted-average grant-date fair value (in USD per share)   19.35 15.12
Forfeited, weighted-average grant-date fair value (in USD per share)   33.50 20.78
Outstanding, end of period, weighted-average grant-date fair value (in USD per share)   33.72 20.78
Vested, end of period, weighted-average grant-date fair value (in USD per share)   $ 11.62 $ 9.34