Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Gain (loss) on property dispositions in discontinued operations	$ 41.2	$ 0.2	$ 50.1	$ (89.8)
Liberty Property Limited Partnership
Gain (loss) on property dispositions in discontinued operations	$ 41.2	$ 0.2	$ 50.1	$ (89.8)

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

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