Executive Stock Plans And Stock-Based Compensation (Tables)

12 Months Ended

Mar. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary Of Stock Option And SAR Activity

The following tables summarize the Company’s SAR activity and related information for fiscal years 2016 and 2017:

	Shares		Weighted-Average Exercise Price
Fiscal Year Ended March 31, 2016:
Outstanding at beginning of year	169,601		$	59.82
Exercised	(6,200	)	51.32
Cancelled/expired	(11,200	)	62.66
Outstanding at end of year	152,201		59.96
Fiscal Year Ended March 31, 2017:
Exercised	(135,334	)	61.72
Cancelled/expired	(16,867	)	45.82
Outstanding at end of year	—		$	—

Intrinsic Value And Fair Value Of SARs

	Fiscal Year Ended March 31,
	2017		2016
Total intrinsic value of awards exercised	$	555	$	26
Total fair value of awards vested	$	—	$	—

Intrinsic value in the above table is based on the difference between the market price of the underlying shares at the exercise date and the exercise price of the SARs.

Summary Of RSU, Restricted Stock, And PSA Activity

The following table summarizes the Company’s RSU, restricted stock, and PSA activity for fiscal years 2016 through 2018:

	RSUs				Restricted Stock				PSAs
	Shares		Weighted-Average Grant Date Fair Value		Shares		Weighted-Average Grant Date Fair Value		Shares		Weighted-Average Grant Date Fair Value
Fiscal Year Ended March 31, 2016:
Unvested at beginning of year	264,397		$	48.10	48,100		$	42.33	153,475		$	45.58
Granted	80,932		51.62		—		—		86,212		45.06
Vested	(42,384	)	41.64		—		—		(85,387	)	38.14
Unvested at end of year	302,945		49.95		48,100		42.33		154,300		48.13
Fiscal Year Ended March 31, 2017:
Granted	74,776		55.27		—		—		58,805		49.17
Vested	(51,544	)	44.57		(17,900	)	42.26		(52,230	)	53.56
Forfeited	(539	)	55.63		—		—		(525	)	49.17
Unvested at end of year	325,638		52.01		30,200		42.37		160,350		46.86
Fiscal Year Ended March 31, 2018:
Granted	72,032		64.13		—		—		39,100		60.37
Vested	(60,751	)	45.51		—		—		(41,667	)	46.41
Forfeited	—		—		—		—		(6,783	)	46.41
Unvested at end of year	336,919		$	55.77	30,200		$	42.37	151,000		$	50.50

Stock-Based Compensation Expense And Related Income Tax Benefit Recognized

For the fiscal years ended March 31, 2018, 2017, and 2016, total stock-based compensation expense and the related income tax benefit recognized were as follows:

	Fiscal Year Ended March 31,
	2018		2017		2016
Total stock-based compensation expense	$	7,610	$	6,475	$	5,206
Income tax benefit recorded on stock-based compensation expense	$	2,397	$	2,266	$	1,822