Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011
Condensed Consolidated Statements of Cash Flows (Unaudited) [Abstract]
Cash Flows Used in Operating Activities	$ (24.3)		$ (8.5)
Cash Flows from Investing Activities:
Capital expenditures	(12.4)		(7.2)
Proceeds from disposal of property and other assets	0.8		8.7
Payments for purchases of investments in affiliates	(7.3)		(15.0)
Proceeds from investments in affiliates	0.1		7.9
Net cash used in investing activities	(18.8)		(5.6)
Cash Flows from Financing Activities:
Proceeds from issuance of debt	94.0		62.0
Payments of debt and deferred financing costs	(200.9)		(37.1)
Proceeds from (payments on) line-of-credit agreements, net	(5.5)		2.6
Contributions from (distribution to) Alexander & Baldwin Holdings, Inc., net	146.3	[1]	(16.3)	[1]
Net cash provided by financing activities	33.9		11.2
Cash and Cash Equivalents:
Net decrease for the period	(9.2)		(2.9)
Balance, beginning of period	11.7		5.5
Balance, end of period	2.5		2.6
Other Cash Flow Information:
Interest paid	(9.2)		(8.3)
Income taxes paid	(1.0)		(14.4)
Other Non-cash Information:
Depreciation and amortization expense	17.6		17.0
Tax-deferred property sales	9.0		36.0
Tax-deferred property purchases	$ (9.4)		$ (10.9)

[1] Refer to Note 11, “Related Party Transactions.”