v3.20.1

Partners' Capital and Distributions (Narrative) (Details) | Mar. 31, 2020 USD ($)
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Partners' Capital [Abstract] |
Stock Repurchase Program, Authorized Amount | $ 750,000,000

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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X
- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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