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v3.19.3.a.u2

Financing and Additional Notes and Loans Payable Information (Parenthetical) (Detail) | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
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Weighted average interest rate on short-term borrowings | 1.80% | 1.50% | 0.90%
Average effective rate for affiliate long-term borrowing | 2.20% | 2.00% | 1.30%

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