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v3.20.1

Accounting Principles and Practices (Details) $ in Millions | Jan. 01, 2020 USD ($)
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New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Cumulative adjustment to decrease retained earnings | $ 6
Accounting Standards Update 2016-13 |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Cumulative adjustment to decrease retained earnings | $ 6

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