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Notes Payable (Tables) | 9 Months Ended
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Sep. 30, 2011
Notes Payable |
Summary Of Indebtedness |
|  | Balance at |
(in millions) |  | September 30, 2011 |  |  | December 31, 2010 |
Commercial Banks |  |  |  |  |  |  |  |
Unsecured line of credit and short-term borrowings |  | $ | — |  |  | $ | — |
Term loan, due 2012 |  |  | — |  |  |  | 500.0 |
|  | $ | — |  |  | $ | 500.0 |
Senior unsecured notes |  |  |  |  |  |  |  |
7.69% Notes, due 2011 |  |  | — |  |  |  | 88.0 |
5.93% Notes, due 2012 |  |  | 189.5 |  |  |  | 189.5 |
5.45% Notes, due 2013 |  |  | 199.7 |  |  |  | 199.6 |
5.08% Notes, due 2015 |  |  | 249.3 |  |  |  | 249.2 |
5.75% Notes, due 2017 |  |  | 246.2 |  |  |  | 246.1 |
4.70% Notes, due 2021 |  |  | 248.6 |  |  |  | — |
5.00% Notes, due 2023 |  |  | 247.3 |  |  |  | — |
|  | $ | 1,380.6 |  |  | $ | 972.4 |
Medium-term notes |  |  |  |  |  |  |  |
4.99% Notes, due 2011 |  |  | — |  |  |  | 35.4 |
Total unsecured notes payable |  | $ | 1,380.6 |  |  | $ | 1,507.8 |
Secured notes |  |  |  |  |  |  |  |
0.95% – 6.00% Conventional Mortgage Notes, due 2012 – 2045 |  | $ | 1,013.1 |  |  | $ | 1,015.7 |
1.58% Tax-exempt Mortgage Note due 2028 |  |  | 39.4 |  |  |  | 40.3 |
|  | $ | 1,052.5 |  |  | $ | 1,056.0 |
Total notes payable |  | $ | 2,433.1 |  |  | $ | 2,563.8 |
Floating rate tax-exempt debt included in secured notes (1.58%) |  | $ | 39.4 |  |  | $ | 40.3 |
Floating rate debt included in secured notes (0.95% – 1.68%) |  |  | 206.5 |  |  |  | 189.9 |
Scheduled Repayments On Outstanding Debt |
(in millions) |  | Amount |  |  | Weighted Average Interest Rate |
2011 |  | $ | 1.0 |  |  |  | N/A |
2012 |  |  | 294.2 |  |  |  | 5.2 | %
2013 |  |  | 228.0 |  |  |  | 5.4 |
2014 |  |  | 11.0 |  |  |  | 6.0 |
2015 |  |  | 252.4 |  |  |  | 5.1 |
2016 and thereafter |  |  | 1,646.5 |  |  |  | 4.6 |
Total |  | $ | 2,433.1 |  |  |  | 4.8 | %

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21538-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 + Details
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