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Stock Repurchase Program - Narrative (Details) - USD ($) | May 24, 2018 | Apr. 29, 2018
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Equity, Class of Treasury Stock [Line Items] |  |
Remaining authorization under stock repurchase program |  | $ 21,700,000
Subsequent Event |  |
Equity, Class of Treasury Stock [Line Items] |  |
Stock purchase authorized amount,Increase during the period | $ 250,000,000.0 |
Stock purchase authorized amount | $ 271,700,000.0 |

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- Definition Stock Repurchase Program, Authorized Amount, Increase During the Period + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
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- Details
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