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Notes Payable (Scheduled Repayments On Outstanding Debt) (Details)
$ in Millions

Jun. 30, 2018

USD ($)

2018

$ 174.4

2019

643.0

2020

(1.2)

^[1]

2021

249.1

2022

349.3

Thereafter

790.7

Total notes payable

$ 2,205.3

^[2]

Weighted Average Interest Rate

4.40%

^[2]

Maturities Due In 2018 [Member]

Weighted Average Interest Rate

2.60%

Maturities Due In 2019 [Member]

Weighted Average Interest Rate

5.40%

Maturities Due In 2020 [Member]

Weighted Average Interest Rate

0.00%

^[1]

Maturities due in 2021 [Member]

Weighted Average Interest Rate

4.80%

Maturities due in 2022 [Member]

Weighted Average Interest Rate

3.20%

Maturities Due Thereafter [Member]

Weighted Average Interest Rate

4.40%

[1]	Includes amortization of debt discounts and debt issuance costs, net of scheduled principal payments.
[2]	Includes all available extension options.

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Weighted average interest rate of debt outstanding.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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