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Fair Value Measurements - Quantitative Information about Level 3 Fair Value Measurements (Details) $ in Millions | Sep. 30, 2019 USD ($)
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Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Valuation Adjustment For Level Three Asset and Liability | $ 5.1
Auction rate securities |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Valuation Adjustment For Level Three Asset and Liability | 4.1
Auction Rate Securities Purchase Commitment |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Valuation Adjustment For Level Three Asset and Liability | $ 1.0

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- Definition Auction Rate Securities Valuation Adjustment + 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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- Details
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