Consolidated Statement of Changes in Equity (Unaudited) (Parenthetical) (USD $)	9 Months Ended
	Sep. 30, 2014
Statement of Stockholders' Equity [Abstract]
Common dividends declared per share (in dollars per share)	$ 0.5625
Issuance of shares of common stock (in shares)	22,216,900
Shares issued to Directors (in shares)	16,481
Issuance of shares pursuant to the TPG Management Services Agreement (in shares)	19,122
Issuance of 85,649 operating partnership units	85,649