Basis of Presentation (Schedule Of Stock Purchase Right Activity) (Details) (USD $)	6 Months Ended
	Sep. 30, 2014
Basis Of Presentation Schedule Of Stock Purchase Right Activity Details
Balance at March 31, 2014	489,627
Granted	31,432
Vested	(175,038)
Forfeited	(34,075)
Balance at September 30, 2014	311,946
Weighted-average grant date fair market value, March 31, 2014	$ 4.83
Weighted-average grant date fair market value of restricted stock rights granted	$ 7.88
Weighted-average grant date fair market value, vested during period	$ 3.81
Weighted-average grant date fair market value, forfeited during period	$ 5.67
Weighted-average grant date fair market value, September 30, 2014	$ 5.62
Weighted-average remaining contractual term, in years, March 31, 2014	1 year 339 days
Weighted-average remaining contractual term, in years, September 30, 2014	1 year 307 days