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Share-Based Compensation (Tables)

3 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement [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
Three Months Ended June 30, 2018
Vested and nonvested at March 31, 2018		393.5			$	44.13
Granted		203.8			29.46
Vested and issued		(173.4	)		43.00
Forfeited		(31.1	)		48.32
Vested and nonvested at June 30, 2018		392.8			36.68
Vested at June 30, 2018		90.5			29.88
Three Months Ended June 30, 2019
Vested and nonvested at March 31, 2019		413.0			$	36.58
Granted		195.2			30.55
Vested and issued		(61.8	)		48.04
Forfeited		(25.2	)		36.85
Vested and nonvested at June 30, 2019		521.2			32.94
Vested at June 30, 2019		113.2			31.05

Fair Value of Options Granted

The weighted average grant-date fair values of the options granted during the three months ended June 30, 2019 and 2018 were $10.83 and $10.22, respectively.

		Three Months Ended June 30,
		2019				2018
Expected volatility		30.9% - 31.3%				29.6		%
Expected dividends		$	—			$	—
Expected term in years		6.0 to 7.0				6.0
Risk-free rate		2.3% to 2.4%				2.9		%

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)
Three Months Ended June 30, 2018
Outstanding at March 31, 2018		873.2			$	41.79
Granted		294.5			29.46
Exercised		(32.8	)		26.81
Forfeited or expired		(72.7	)		45.00
Outstanding at June 30, 2018		1,062.2			38.61				7.6		$	6,573
Vested at June 30, 2018		599.8			37.99				6.2		$	4,054
Three Months Ended June 30, 2019
Outstanding at March 31, 2019		944.6			$	38.45
Granted		302.7			30.53
Exercised		(9.3	)		29.46
Forfeited or expired		(95.9	)		42.62
Outstanding at June 30, 2019		1,142.1			36.07				7.5		$	2,540
Vested at June 30, 2019		628.6			38.70				6.0		$	2,206

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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
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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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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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