Consolidated Statements of Comprehensive Income (Parentheticals) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Discontinued operations, net gain on property dispositions	$ 303.2	$ 14.6	$ 0.0
Liberty Property Limited Partnership
Discontinued operations, net gain on property dispositions	$ 303.2	$ 14.6	$ 0.0

Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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