Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Operating activities:
Consolidated net earnings	$ 291,947	$ 217,766
Adjustments to reconcile net earnings to net cash provided by operating activities:
Straight-lined rents	(27,205)	(35,205)
Stock-based compensation awards, net	21,990	16,169
Depreciation and amortization	336,843	379,602
Earnings from unconsolidated entities, net	(33,189)	(17,884)
Distributions and changes in operating receivables from unconsolidated entities	51,312	14,461
Amortization of debt and lease intangibles	4,399	13,144
Non-cash merger, acquisition and other integration expenses		5,379
Impairment of real estate properties and other assets		19,320
Net gains on dispositions in discontinued operations	(19,301)	(21,123)
Gains on acquisitions and dispositions of investments in real estate, net	(399,880)	(268,291)
Losses (gains) on early extinguishment of debt, net	49,959	(4,919)
Unrealized foreign currency and derivative losses, net	5,923	9,717
Deferred income tax benefit	(7,991)	(8,869)
Decrease (increase) in restricted cash, accounts receivable and other assets	54,979	(103,574)
Decrease in accounts payable and accrued expenses and other liabilities	(126,218)	(55,588)
Net cash provided by operating activities	203,568	160,105
Investing activities:
Real estate development activity	(313,769)	(381,487)
Real estate acquisitions, net of cash received	(336,956)	(74,823)
Tenant improvements and lease commissions on previously leased space	(70,678)	(60,822)
Non-development capital expenditures	(30,109)	(24,915)
Investments in and advances to unconsolidated entities, net	(598,371)	(50,366)
Return of investment from unconsolidated entities	147,661	208,834
Proceeds from dispositions and contributions of real estate properties	3,620,074	891,266
Net cash provided by investing activities	2,417,852	190,359
Financing activities:
Proceeds from issuance of common stock, net	1,502,342	23,064
Dividends paid on common stock	(270,776)	(259,922)
Dividends paid on preferred stock	(17,414)	(26,964)
Redemption of preferred stock	(482,500)
Noncontrolling interest contributions	76,984	36,920
Noncontrolling interest distributions	(8,824)	(7,825)
Purchase of noncontrolling interest	(243,046)	(127,523)
Debt and equity issuance costs paid	(45,352)	(9,694)
Net proceeds from (payments on) credit facilities, net	(194,028)	220,742
Repurchase of debt	(1,776,913)	(1,314,387)
Proceeds from issuance of debt	256,825	1,378,119
Payments on debt	(1,083,075)	(152,432)
Net cash used in financing activities	(2,285,777)	(239,901)
Effect of foreign currency exchange rate changes on cash	(51,029)	6,996
Net increase in cash and cash equivalents	284,614	117,559
Cash and cash equivalents, beginning of period	100,810	176,072
Cash and cash equivalents, end of period	385,424	293,631
Prologis, L.P. [Member]
Operating activities:
Consolidated net earnings	291,947	217,766
Adjustments to reconcile net earnings to net cash provided by operating activities:
Straight-lined rents	(27,205)	(35,205)
Stock-based compensation awards, net	21,990	16,169
Depreciation and amortization	336,843	379,602
Earnings from unconsolidated entities, net	(33,189)	(17,884)
Distributions and changes in operating receivables from unconsolidated entities	51,312	14,461
Amortization of debt and lease intangibles	4,399	13,144
Non-cash merger, acquisition and other integration expenses		5,379
Impairment of real estate properties and other assets		19,320
Net gains on dispositions in discontinued operations	(19,301)	(21,123)
Gains on acquisitions and dispositions of investments in real estate, net	(399,880)	(268,291)
Losses (gains) on early extinguishment of debt, net	49,959	(4,919)
Unrealized foreign currency and derivative losses, net	5,923	9,717
Deferred income tax benefit	(7,991)	(8,869)
Decrease (increase) in restricted cash, accounts receivable and other assets	54,979	(103,574)
Decrease in accounts payable and accrued expenses and other liabilities	(126,218)	(55,588)
Net cash provided by operating activities	203,568	160,105
Investing activities:
Real estate development activity	(313,769)	(381,487)
Real estate acquisitions, net of cash received	(335,956)	(74,823)
Tenant improvements and lease commissions on previously leased space	(70,678)	(60,822)
Non-development capital expenditures	(30,109)	(24,915)
Investments in and advances to unconsolidated entities, net	(598,371)	(50,366)
Return of investment from unconsolidated entities	147,661	208,834
Proceeds from dispositions and contributions of real estate properties	620,074	891,266
Net cash provided by investing activities	2,417,852	190,359
Financing activities:
Proceeds from issuance of common stock, net	1,520,342	23,064
Distributions paid on common partnership units	(271,836)	(266,529)
Distributions paid on preferred units	(17,414)	(26,964)
Redemption of preferred stock	(482,500)
Noncontrolling interest contributions	76,984	36,920
Noncontrolling interest distributions	(7,764)	(6,722)
Purchase of noncontrolling interest	(243,046)	(122,019)
Debt and equity issuance costs paid	(45,352)	(9,694)
Net proceeds from (payments on) credit facilities, net	(194,028)	220,742
Repurchase of debt	(1,776,913)	(1,314,387)
Proceeds from issuance of debt	256,825	1,378,119
Payments on debt	(1,083,075)	(152,431)
Net cash used in financing activities	(2,285,777)	(239,901)
Effect of foreign currency exchange rate changes on cash	(51,029)	6,996
Net increase in cash and cash equivalents	284,614	117,559
Cash and cash equivalents, beginning of period	100,810	176,072
Cash and cash equivalents, end of period	385,424	293,631
NAIF II [Member]
Investing activities:
Acquisition of NAIF II and other unconsolidated entities, net of cash received		(317,328)
NAIF II [Member] | Prologis, L.P. [Member]
Investing activities:
Acquisition of NAIF II and other unconsolidated entities, net of cash received		$ (317,328)