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Earnings Per Share | 9 Months Ended
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Dec. 30, 2018
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share The following table sets forth the reconciliation from basic to diluted weighted-average number of common shares outstanding and the calculations of net earnings per common share attributable to EnerSys stockholders.
|  | Quarter ended |  | Nine months ended
|  | December 30, 2018 |  | December 31, 2017 |  | December 30, 2018 |  | December 31, 2017
Net earnings (loss) attributable to EnerSys stockholders |  | $ | 48,417 |  |  | $ | (25,847 | ) |  | $ | 141,701 |  |  | $ | 65,576 |
Weighted-average number of common shares outstanding: |  |  |  |  |  |  |  |
Basic |  | 42,337,459 |  |  | 42,125,745 |  |  | 42,161,163 |  |  | 42,837,986 |
Dilutive effect of: |  |  |  |  |  |  |  |
Common shares from exercise and lapse of equity awards, net of shares assumed reacquired |  | 765,139 |  |  | — |  |  | 655,599 |  |  | 507,940 |
Diluted weighted-average number of common shares outstanding |  | 43,102,598 |  |  | 42,125,745 |  |  | 42,816,762 |  |  | 43,345,926 |
Basic earnings (loss) per common share attributable to EnerSys stockholders |  | $ | 1.14 |  |  | $ | (0.61 | ) |  | $ | 3.36 |  |  | $ | 1.53 |
Diluted earnings (loss) per common share attributable to EnerSys stockholders |  | $ | 1.12 |  |  | $ | (0.61 | ) |  | $ | 3.31 |  |  | $ | 1.51 |
Anti-dilutive equity awards not included in diluted weighted-average common shares |  | 356,510 |  |  | 279,006 |  |  | 310,007 |  |  | 264,517 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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