Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Operating Revenue:
Real estate leasing	$ 78.8	$ 64.2	$ 63.3
Real estate sales	85.4	15.0	14.3
Construction and natural materials	54.9	0	0
Agribusiness	146.1	182.3	157.5
Total operating revenue	365.2	261.5	235.1
Operating Costs and Expenses:
Cost of real estate leasing	48.4	38.4	38.9
Cost of real estate sales	46.7	5.2	8.7
Cost of construction contracts and natural materials	47.6	0	0
Cost of agribusiness goods and services	136.8	161.0	135.0
Selling, general and administrative	41.2	37.7	32.7
Gain on the sale of agricultural parcel	0	(7.3)	0
Gain on charitable donation of appreciated land	0	(9.4)	0
Impairment of real estate assets (Santa Barbara)	0	5.1	0
Separation/acquisition costs	4.6	6.8	0
Total operating costs and expenses	325.3	237.5	215.3
Operating Income	39.9	24.0	19.8
Other Income and (Expense):
Income (loss) related to joint ventures	4.3	(4.4)	(1.8)
Gain on insurance proceeds	2.4	0	0
Impairment and equity losses related to joint ventures	(6.6)	(4.7)	0
Interest income and other	2.7	0.1	0.3
Interest expense	(19.1)	(14.9)	(17.1)
Income (Loss) From Continuing Operations Before Income Taxes	23.6	0.1	1.2
Income tax expense (benefit)	8.5	(7.6)	1.0
Income From Continuing Operations	15.1	7.7	0.2
Income from discontinued operations, net of income taxes (Note 5)	22.3	12.8	23.3
Net Income	37.4	20.5	23.5
Income attributable to noncontrolling interest	(0.5)	0	0
Net Income Attributable to A&B	36.9	20.5	23.5
Basic Earnings (Loss) Per Share:
Continuing operations attributable to A&B shareholders	$ 0.33	$ 0.18	$ 0.00
Discontinued operations attributable to A&B shareholders	$ 0.50	$ 0.30	$ 0.55
Net income attributable to A&B shareholders	$ 0.83	$ 0.48	$ 0.55
Diluted Earnings (Loss) Per Share:
Continuing operations attributable to A&B shareholders	$ 0.32	$ 0.18	$ 0.00
Discontinued operations attributable to A&B shareholders	$ 0.50	$ 0.30	$ 0.55
Net income attributable to A&B shareholders	$ 0.82	$ 0.48	$ 0.55
Weighted Average Number of Shares Outstanding:
Basic	44.4	42.6	42.4
Diluted	45.1	42.9	42.4
Amounts Attributable to A&B Shareholders:
Income from continuing operations, net of tax	14.6	7.7	0.2
Discontinued operations, net of tax	22.3	12.8	23.3
Net Income Attributable to A&B	$ 36.9	$ 20.5	$ 23.5