Treasury Stock (Tables)

12 Months Ended

Mar. 31, 2018

Equity [Abstract]

Summary of Share Repurchases and Cumulatively Since Inception of Authorization

The share repurchases for the fiscal years ended March 31, 2018, 2017 and 2016 and cumulatively since inception of the authorization, are as follows:

	2018		2017		2016		Cumulative
Shares repurchased		249,245		745,575		893,771		34,881,079
Cost	$	11,187,000	$	27,999,000	$	31,525,000	$	430,989,000
Average price	$	44.88	$	37.56	$	35.27	$	12.36