Notes Payable (Scheduled Repayments On Outstanding Debt) (Details) $ in Millions	Jun. 30, 2016 USD ($)
2016	$ 0.1
2017	247.2
2018	175.8
2019	645.2
2020	1.1
Thereafter	1,411.4
Total notes payable	$ 2,480.8
Weighted Average Interest Rate	4.40%
Maturities Due In 2016 [Member]
Weighted Average Interest Rate	0.00%
Maturities Due In 2017 [Member]
Weighted Average Interest Rate	5.80%
Maturities Due In 2018 [Member]
Weighted Average Interest Rate	1.30%
Maturities Due In 2019 [Member]
Weighted Average Interest Rate	5.40%
Maturities Due In 2020 [Member]
Weighted Average Interest Rate	0.00%
Maturities Due Thereafter [Member]
Weighted Average Interest Rate	4.10%

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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