XML 63 R12.htm IDEA: XBRL DOCUMENT

Forward Equity Sales	9 Months Ended
Forward Equity Sales	Sep. 30, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Forward Equity Sales	Forward Equity Sales In 2012, the Company amended its forward equity agreement with its counterparties to increase the amount of shares of common stock it may sell to an aggregate of $400.0 million. During 2012, the Company entered into contracts to sell a notional amount of $147.2 million at an average share price of $121.37. The Company has the ability to settle the contracts either by delivering shares of common stock and receiving cash or net settling for cash or shares of common stock. During the three months ended September 30, 2013, the Company agreed to net settle $37.6 million notional amount of forward equity contracts for cash at an average share price of $185.13 and, in October 2013, agreed to net settle an additional $39.4 million notional amount at an average share price of $185.98. In total, the Company has agreed to net settle $77.0 million notional amount of forward equity contracts for cash at an average share price of $185.56.