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

Dec. 31, 2016

USD ($)

2017

$ 276.0

^[1]

2018

173.8

2019

643.2

2020

(1.1)

^[2]

2021

249.1

Thereafter

1,139.6

^[1]

Total notes payable

$ 2,480.6

Weighted Average Interest Rate

4.40%

Maturities Due In 2017 [Member]

Weighted Average Interest Rate

5.40%

^[1]

Maturities Due In 2018 [Member]

Weighted Average Interest Rate

1.20%

Maturities Due In 2019 [Member]

Weighted Average Interest Rate

5.40%

Maturities Due In 2020 [Member]

Weighted Average Interest Rate

0.00%

^[2]

Maturities due in 2021 [Member]

Weighted Average Interest Rate

4.80%

Maturities Due Thereafter [Member]

Weighted Average Interest Rate

4.00%

^[1]

[1]	Subsequent to December 31, 2016, we gave notice of advance repayment on our tax-exempt secured note payable of approximately $30.7 million in February 2017, which was initially due to mature in 2028. This table reflects this repayment in 2017.
[2]	Includes amortization of debt discounts and debt issuance costs, net of scheduled principal payments.

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