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Share-Based Compensation (Tables)

9 Months Ended

Dec. 31, 2018

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

Summary of Restricted Shares

A summary of the RSUs granted under the Plan is presented below:

RSUs		Shares (in thousands)			Weighted Average Grant-Date Fair Value
Nine Months Ended December 31, 2017
Vested and nonvested at March 31, 2017		350.1			$	39.29
Granted		105.8			55.61
Vested and issued		(53.3	)		34.30
Forfeited		(8.8	)		48.49
Vested and nonvested at December 31, 2017		393.8			44.14
Vested at December 31, 2017		90.5			29.88
Nine Months Ended December 31, 2018
Vested and nonvested at March 31, 2018		393.5			$	44.13
Granted		226.4			30.09
Vested and issued		(175.8	)		43.05
Forfeited		(31.1	)		48.32
Vested and nonvested at December 31, 2018		413.0			36.58
Vested at December 31, 2018		113.2			31.05

Fair Value of Options Granted

The weighted average grant-date fair values of the options granted during the nine months ended December 31, 2018 and 2017 were $10.22 and $21.20, respectively.

		Nine Months Ended December 31,
		2018				2017
Expected volatility		29.6		%		35.2		%
Expected dividends		$	—			$	—
Expected term in years		6.0				6.0
Risk-free rate		2.9		%		2.2		%

Stock Option Activity

A summary of option activity under the Plan is as follows:

Options		Shares (in thousands)			Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)		Aggregate Intrinsic Value (in thousands)
Nine Months Ended December 31, 2017
Outstanding at March 31, 2017		772.3			$	37.70
Granted		182.8			56.11
Exercised		(51.0	)		28.76
Forfeited or expired		(22.1	)		48.15
Outstanding at December 31, 2017		882.0			41.77				7.2		$	7,019
Exercisable at December 31, 2017		502.9			32.50				6.1		$	6,884
Nine Months Ended December 31, 2018
Outstanding at March 31, 2018		873.2			$	41.79
Granted		294.5			29.46
Exercised		(97.7	)		30.02
Forfeited or expired		(125.4	)		47.16
Outstanding at December 31, 2018		944.6			38.45				7.2		$	2,477
Exercisable at December 31, 2018		499.4			37.87				5.8		$	2,076

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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-Name Accounting Standards Codification
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-SubTopic 10
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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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