Treasury Stock (Tables)

12 Months Ended

Mar. 31, 2015

Equity [Abstract]

Summary of Share Repurchases and Cumulatively Since Inception of Authorization

 The share repurchases for fiscal years ended March 31, 2013, 2014 and 2015 and cumulatively since inception of the authorization are as follows:

	2013		2014		2015		Cumulative
Shares repurchased		1,410,812		830,460		845,014		32,992,488
Cost	$	30,727,000	$	27,179,000	$	31,798,000	$	360,278,000
Average price	$	21.78	$	32.73	$	37.63	$	10.92