Notes Payable (Tables)

6 Months Ended

Jun. 30, 2016

Notes Payable [Abstract]

Summary Of Indebtedness

The following is a summary of our indebtedness:

(in millions)	June 30, 2016		December 31, 2015
Commercial banks
Unsecured credit facility	$	—	$	225.0
Unsecured short-term borrowings	—		19.0
	$	—	$	244.0
Senior unsecured notes (1)
5.83% Notes, due 2017	246.5		246.3
4.78% Notes, due 2021	248.2		248.0
3.15% Notes, due 2022	345.7		345.4
5.07% Notes, due 2023	247.0		246.8
4.36% Notes, due 2024	248.1		248.0
3.68% Notes, due 2024	246.6		246.4
	$	1,582.1	$	1,580.9
Total unsecured notes payable	1,582.1		1,824.9
Secured notes (1)
1.26% – 5.77% Conventional Mortgage Notes, due 2018 – 2045	867.0		867.4
Tax-exempt Mortgage Note, due 2028 (1.88% floating rate)	31.7		32.4
	898.7		899.8
Total notes payable	$	2,480.8	$	2,724.7
Other floating rate debt included in secured notes (1.26%)	$	175.0	$	175.0

(1) Unamortized debt discounts and debt issuance costs of $17.2 million and $18.6 million are included in senior unsecured and secured notes payable as of June 30, 2016 and December 31, 2015, respectively.

Scheduled Repayments On Outstanding Debt

The table below is a summary of the maturity dates of our outstanding debt and principal amortizations, and the weighted average interest rates on such debt, at June 30, 2016:

(in millions)	Amount		Weighted Average  Interest Rate
2016	$	0.1	—	%
2017	247.2		5.8
2018	175.8		1.3
2019	645.2		5.4
2020	1.1		—
Thereafter	1,411.4		4.1
Total	$	2,480.8	4.4	%