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Supplemental Cash Flow Information	6 Months Ended
	Jun. 30, 2012
Supplemental Cash Flow Information [Abstract]
Supplemental Cash Flow Information	16. Supplemental Cash Flow Information Non-cash investing and financing activities for the six months ended June 30, 2012 and 2011 are as follows: • In April 2011, we assumed $61.7 million of debt upon the acquisition of the remaining interest in a joint venture that owned one property in Japan. • See Note 2 for information related to the Merger in 2011 and the Q1 Venture Acquisitions in 2012. • During the six months ended June 30, 2012 and 2011, we capitalized portions of the total cost of our stock-based compensation awards of $4.2 million and $3.1 million, respectively, to the investment basis of our real estate or other assets. • During the first quarter of 2012, we received $2.5 million of ownership interests in certain unconsolidated entities as a portion of our proceeds from the contribution of properties to these entities. The amount of interest paid in cash, net of amounts capitalized, for the six months ended June 30, 2012 and 2011 was $267.8 million and $170.5 million, respectively. During the six months ended June 30, 2012 and 2011, cash paid for income taxes, net of refunds, was $18.4 million and $9.4 million, respectively.

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- Definition

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 32

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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