Income per Common Unit of the Operating Partnership (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Unit, Basic and Diluted [Line Items]

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of basic and diluted income per common share of the Trust (in thousands except per share amounts):

	2018					2017
	Income (Numerator)		Weighted Average Shares (Denominator)	Per Share		Income (Numerator)		Weighted Average Shares (Denominator)	Per Share
Income from continuing operations net of noncontrolling interest - basic	$	160,677	147,275	$	1.09	$	242,066	146,742	$	1.65
Dilutive shares for long-term compensation plans	—		946			—		799
Income from continuing operations net of noncontrolling interest - diluted	$	160,677	148,221	$	1.09	$	242,066	147,541	$	1.64
Discontinued operations net of noncontrolling interest - basic	$	318,930	147,275	$	2.17	$	40,274	146,742	$	0.27
Dilutive shares for long-term compensation plans	—		946			—		799
Discontinued operations net of noncontrolling interest - diluted	$	318,930	148,221	$	2.15	$	40,274	147,541	$	0.27
Net income available to common shareholders - basic	$	479,607	147,275	$	3.26	$	282,340	146,742	$	1.92
Dilutive shares for long-term compensation plans	—		946			—		799
Net income available to common shareholders - diluted	$	479,607	148,221	$	3.24	$	282,340	147,541	$	1.91

	2016
	Income (Numerator)		Weighted Average Shares (Denominator)	Per Share
Income from continuing operations net of noncontrolling interest - basic	$	330,320	146,204	$	2.26
Dilutive shares for long-term compensation plans	—		685
Income from continuing operations net of noncontrolling interest - diluted	$	330,320	146,889	$	2.25
Discontinued operations net of noncontrolling interest - basic	$	26,497	146,204	$	0.18
Dilutive shares for long-term compensation plans	—		685
Discontinued operations net of noncontrolling interest - diluted	$	26,497	146,889	$	0.18
Net income available to common shareholders - basic	$	356,817	146,204	$	2.44
Dilutive shares for long-term compensation plans	—		685
Net income available to common shareholders - diluted	$	356,817	146,889	$	2.43

Liberty Property Limited Partnership

Earnings Per Unit, Basic and Diluted [Line Items]

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of basic and diluted income per common unit of the Operating Partnership (in thousands, except per unit amounts):

	2018						2017
	Income (Numerator)			Weighted Average Units (Denominator)	Per Unit		Income (Numerator)			Weighted Average Units (Denominator)	Per Unit
Income from continuing operations - net of noncontrolling interest - consolidated joint ventures	$	164,955					$	248,325
Less: Preferred unit distributions	(472		)				(472		)
Income from continuing operations available to common unitholders - basic	$	164,483		150,795	$	1.09	$	247,853		150,270	$	1.65
Dilutive units for long-term compensation plans	—			946			—			799
Income from continuing operations available to common unitholders - diluted	$	164,483		151,741	$	1.09	$	247,853		151,069	$	1.64
Income from discontinued operations - basic	$	326,538		150,795	$	2.17	$	41,239		150,270	$	0.27
Dilutive units for long-term compensation plans				946						799
Income from discontinued operations - diluted	$	326,538		151,741	$	2.15	$	41,239		151,069	$	0.27
Income available to common unitholders - basic	$	491,021		150,795	$	3.26	$	289,092		150,270	$	1.92
Dilutive units for long-term compensation plans				946						799
Income available to common unitholders - diluted	$	491,021		151,741	$	3.24	$	289,092		151,069	$	1.91

	2016
	Income (Numerator)			Weighted Average Units (Denominator)	Per Unit
Income from continuing operations net of noncontrolling interest - consolidated joint ventures	$	338,758
Less: Preferred unit distributions	(472		)
Income from continuing operations available to common unitholders - basic	$	338,286		149,740	$	2.26
Dilutive units for long-term compensation plans	—			685
Income from continuing operations available to common unitholders - diluted	$	338,286		150,425	$	2.25
Income from discontinued operations - basic	$	27,129		149,740	$	0.18
Dilutive units for long-term compensation plans	—			685
Income from discontinued operations - diluted	$	27,129		150,425	$	0.18
Income available to common unitholders - basic	$	365,415		149,740	$	2.44
Dilutive units for long-term compensation plans	—			685
Income available to common unitholders - diluted	$	365,415		150,425	$	2.43