CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Operating activities:
Consolidated net earnings (loss)	$ 184,868	$ (117,923)
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:
Straight-lined rents	(47,041)	(43,273)
REIT stock-based compensation awards, net	24,054	22,408
Depreciation and amortization	577,898	405,580
Earnings from unconsolidated entities, net	(20,447)	(56,015)
Distributions and changes in operating receivables from our unconsolidated entities	30,321	36,542
Amortization of debt and lease intangibles	17,360	35,892
Non-cash Merger, acquisition and other integration expenses	14,508	17,823
Impairment of real estate properties and other assets	29,098	103,823
Net (gain) loss on dispositions, net of related impairment charges, included in discontinued operations	10,335	(23,461)
Gains recognized on acquisitions and dispositions of investments in real estate, net	(280,968)	(114,650)
Loss (gain) on early extinguishment of debt, net	(4,919)	298
Unrealized foreign currency and derivative losses (gains), net	15,558	(45,036)
Deferred income tax expense (benefit)	(10,753)	2,755
Increase in restricted cash, accounts receivable and other assets	(186,450)	(36,999)
Increase (decrease) in accounts payable and accrued expenses and other liabilities	19,926	(82,817)
Net cash provided by operating activities	373,348	104,947
Investing activities:
Real estate development activity	(592,533)	(645,903)
Real estate acquisitions	(173,492)	(136,603)
Tenant improvements and lease commissions on previously leased space	(91,920)	(55,726)
Non-development capital expenditures	(48,438)	(37,425)
Investments in and advances to unconsolidated entities, net	(70,207)	(9,671)
Return of investment from unconsolidated entities	237,784	114,375
Proceeds from dispositions of real estate properties	1,008,257	812,186
Proceeds from repayment of notes receivable		6,450
Investments in notes receivable backed by real estate and advances on other notes receivable		(55,000)
Cash acquired in connection with the Merger		234,045
Net cash used in investing activities	(47,877)	(798,523)
Financing activities:
Issuance of common stock, net	29,442	1,156,493
Dividends paid on common stock	(389,159)	(257,184)
Dividends paid on preferred stock	(37,269)	(23,013)
Noncontrolling interest contributions	41,781
Noncontrolling interest distributions	(22,541)	(11,706)
Purchase of noncontrolling interest	(137,664)
Debt and equity issuance costs paid	(10,745)	(72,590)
Proceeds from credit facilities, net	270,878	377,779
Repurchase of debt	(1,314,387)	(243,316)
Proceeds from issuance of debt	1,389,984	885,820
Payments on debt	(166,198)	(938,264)
Net cash provided by (used in) financing activities	(345,878)	874,019
Effect of foreign currency exchange rate changes on cash	2,523	(1,328)
Net increase (decrease) in cash and cash equivalents	(17,884)	179,115
Cash and cash equivalents, beginning of period	176,072	37,634
Cash and cash equivalents, end of period	158,188	216,749
Prologis, L.P. [Member]
Operating activities:
Consolidated net earnings (loss)	184,868	(117,923)
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:
Straight-lined rents	(47,041)	(43,273)
REIT stock-based compensation awards, net	24,054	22,408
Depreciation and amortization	577,898	405,580
Earnings from unconsolidated entities, net	(20,447)	(56,015)
Distributions and changes in operating receivables from our unconsolidated entities	30,321	36,542
Amortization of debt and lease intangibles	17,360	35,892
Non-cash Merger, acquisition and other integration expenses	14,508	17,823
Impairment of real estate properties and other assets	29,098	103,823
Net (gain) loss on dispositions, net of related impairment charges, included in discontinued operations	10,335	(23,461)
Gains recognized on acquisitions and dispositions of investments in real estate, net	(280,968)	(114,650)
Loss (gain) on early extinguishment of debt, net	(4,919)	298
Unrealized foreign currency and derivative losses (gains), net	15,558	(45,036)
Deferred income tax expense (benefit)	(10,753)	2,755
Increase in restricted cash, accounts receivable and other assets	(186,450)	(36,999)
Increase (decrease) in accounts payable and accrued expenses and other liabilities	19,926	(82,817)
Net cash provided by operating activities	373,348	104,947
Investing activities:
Real estate development activity	(592,533)	(645,903)
Real estate acquisitions	(173,492)	(136,603)
Tenant improvements and lease commissions on previously leased space	(91,920)	(55,726)
Non-development capital expenditures	(48,438)	(37,425)
Investments in and advances to unconsolidated entities, net	(70,207)	(9,671)
Return of investment from unconsolidated entities	237,784	114,375
Proceeds from dispositions of real estate properties	1,008,257	812,186
Proceeds from repayment of notes receivable		6,450
Investments in notes receivable backed by real estate and advances on other notes receivable		(55,000)
Cash acquired in connection with the Merger		234,045
Net cash used in investing activities	(47,877)	(798,523)
Financing activities:
Issuance of common stock, net	29,442	1,156,493
Distributions paid on common partnership units	(396,408)	(257,760)
Distributions paid on preferred units	(37,269)	(23,013)
Noncontrolling interest contributions	41,781
Noncontrolling interest distributions	(20,906)	(11,130)
Purchase of noncontrolling interest	(132,050)
Debt and equity issuance costs paid	(10,745)	(72,590)
Proceeds from credit facilities, net	270,878	377,779
Repurchase of debt	(1,314,387)	(243,316)
Proceeds from issuance of debt	1,389,984	885,820
Payments on debt	(166,198)	(938,264)
Net cash provided by (used in) financing activities	(345,878)	874,019
Effect of foreign currency exchange rate changes on cash	2,523	(1,328)
Net increase (decrease) in cash and cash equivalents	(17,884)	179,115
Cash and cash equivalents, beginning of period	176,072	37,634
Cash and cash equivalents, end of period	158,188	216,749
PEPR [Member]
Investing activities:
Acquisition, net of cash received		(1,025,251)
PEPR [Member] | Prologis, L.P. [Member]
Investing activities:
Acquisition, net of cash received		(1,025,251)
NAIF II [Member]
Investing activities:
Acquisition, net of cash received	(317,328)
NAIF II [Member] | Prologis, L.P. [Member]
Investing activities:
Acquisition, net of cash received	$ (317,328)