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Share-Based Compensation (Tables) | 3 Months Ended
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Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Compensation Activity | The following table summarizes the Company’s share-based compensation activity during the three months ended June 30, 2018:
| Options |  | Restricted Shares |  | Service-Based RSUs |  | Performance-Based RSUs
Outstanding/Unvested at March 31, 2018 | 3,796,620 |  |  | 64,148 |  |  | 2,127,517 |  |  | 657,532 |
Granted | 224,582 |  |  | — |  |  | 757,231 |  |  | 166,617 |
Exercised/Vested | (619,465 | ) |  | (52,786 | ) |  | (493,541 | ) |  | (105,900 | )
Decrease due to performance condition | — |  |  | — |  |  | — |  |  | (101,744 | )
Canceled/forfeited | (4,600 | ) |  | (344 | ) |  | (45,437 | ) |  | (3,397 | )
Outstanding/Unvested at June 30, 2018 | 3,397,137 |  |  | 11,018 |  |  | 2,345,770 |  |  | 613,108 |
Assumptions Used to Estimate Fair Value of Options | The following table presents assumptions used to estimate the fair value of options granted during the three months ended June 30, 2018 and July 1, 2017:
| Three Months Ended
| June 30, 2018 |  | July 1, 2017
Expected dividend yield | 0.0 | % |  | 0.0 | %
Volatility factor | 36.9 | % |  | 36.3 | %
Weighted average risk-free interest rate | 2.8 | % |  | 1.8 | %
Expected life of option | 4.85 years |  |  | 4.69 years |
Summary of Compensation Expense Attributable to Share-Based Compensation | The following table summarizes compensation expense attributable to share-based compensation for the three months ended June 30, 2018 and July 1, 2017 (in millions):
| Three Months Ended
| June 30, 2018 |  | July 1, 2017
Share-based compensation expense | $ | 12.8 |  |  | $ | 10.8 |
Tax benefit related to share-based compensation expense | $ | 2.2 |  |  | $ | 3.6 |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + 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 (h)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 + Details
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- Definition Tabular disclosure for share-based compensation 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. + 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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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- Definition 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. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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