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Stock-Based Compensation (Tables)

12 Months Ended

Mar. 31, 2019

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

Summary Of Stock Option Activity

The following table summarizes the Company’s stock option activity in the years indicated:

		Number of Options			Weighted- Average Remaining Contract Term (Years)		Weighted- Average Exercise Price				Aggregate Intrinsic Value
Options outstanding as of March 31, 2016		210,297			8.5		$	67.54			$	218
Granted		242,068					57.60				—
Exercised		(263	)				18.25				12
Expired		(434	)				18.25				15
Options outstanding as of March 31, 2017		451,668			8.4		$	62.29			$	7,520
Granted		169,703					83.14				—
Exercised		(62,197	)				63.44				1,132
Forfeited		(11,495	)				70.22				75
Expired		(2,089	)				18.25				137
Options outstanding as of March 31, 2018		545,590			8.4		$	68.65			$	2,679
Granted		192,700					75.17				—
Exercised		(171,630	)				63.66				2,707
Forfeited		(11,754	)				75.17				—
Options outstanding as of March 31, 2019		554,906			8.0		$	72.31			$	1,040
Options exercisable as of March 31, 2019		186,823			6.9		$	69.34			$	452
Options vested and expected to vest, as of March 31, 2019		545,299			8.0		$	72.24			$	1,038

Summary Of Information Regarding Stock Options Outstanding And Exercisable

The following table summarizes information regarding stock options outstanding as of March 31, 2019:

Range of Exercise Prices		Number of Options			Weighted- Average Remaining Contractual Life (Years)		Weighted- Average Exercise Price
$55.00-$60.00		137,599			7.1		$	57.60
$65.01-$70.00		73,368			5.8		$	68.82
$75.01-$83.14		343,939			8.8		$	78.95
		554,906			8.0		$	72.31

Summary Of The Changes In Restricted Stock Units And Market Share Units

A summary of the changes in restricted stock units, TSRs and PSUs awarded to employees and directors that were outstanding under the Company’s equity compensation plans during fiscal 2019 is presented below:

		Restricted Stock Units (RSU)							Market condition-based Share Units (TSR)							Performance condition-based Share Units (PSU)
		Number of RSU			Weighted- Average Grant Date Fair Value				Number of TSR			Weighted- Average Grant Date Fair Value				Number of PSU			Weighted- Average Grant Date
Non-vested awards as of March 31, 2018		633,751			$	56.60			349,941			$	70.22			—			$	—
Granted		241,105			69.43				36,646			85.84				45,883			68.48
Stock dividend		6,087			56.81				3,131			72.60				320			68.48
Performance factor		—			—				143			75.48				—			—
Vested		(148,487	)		68.55				(3,482	)		59.94				—			—
Canceled		(10,809	)		72.56				(33,795	)		62.21				(3,677	)		68.48
Non-vested awards as of March 31, 2019		721,647			$	57.72			352,584			$	72.83			42,526			$	68.48

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Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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