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Stockholders' Equity - Additional Information (Detail) | 6 Months Ended
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Sep. 30, 2019 $ / shares shares
Equity [Abstract] |
Repurchase of shares | 3,574,109
Shares repurchased average price | $ / shares | $ 87.82
Stock repurchase remaining number of shares authorized to be repurchased | 7,305,649

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- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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