Income per Common Unit of the Operating Partnership (Tables)

9 Months Ended

Sep. 30, 2016

Earnings Per Unit, Basic and Diluted [Line Items]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

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

	For the Three Months Ended					For the Three Months Ended
	September 30, 2016					September 30, 2015
	Income (Numerator)		Weighted Average Shares (Denominator)	Per Share		Income (Numerator)		Weighted Average Shares (Denominator)	Per Share
Net income available to common shareholders - basic	$	54,253	146,215	$	0.37	$	91,331	148,582	$	0.61
Dilutive shares for long-term compensation plans	—		892			—		594
Net income available to common shareholders - diluted	$	54,253	147,107	$	0.37	$	91,331	149,176	$	0.61
	For the Nine Months Ended					For the Nine Months Ended
	September 30, 2016					September 30, 2015
	Income (Numerator)		Weighted Average Shares (Denominator)	Per Share		Income (Numerator)		Weighted Average Shares (Denominator)	Per Share
Net income available to common shareholders - basic	$	161,434	146,121	$	1.10	$	157,797	148,594	$	1.06
Dilutive shares for long-term compensation plans	—		667			—		626
Net income available to common shareholders - diluted	$	161,434	146,788	$	1.10	$	157,797	149,220	$	1.06

Liberty Property Limited Partnership [Member]

Earnings Per Unit, Basic and Diluted [Line Items]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

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):

	For the Three Months Ended						For the Three Months Ended
	September 30, 2016						September 30, 2015
	Income (Numerator)			Weighted Average Units (Denominator)	Per Unit		Income (Numerator)			Weighted Average Units (Denominator)	Per Unit
Income - net of noncontrolling interest - consolidated joint ventures	$	55,677					$	93,637
Less: Preferred unit distributions	(118		)				(118		)
Income available to common unitholders - basic	$	55,559		149,751	$	0.37	$	93,519		152,121	$	0.61
Dilutive units for long-term compensation plans	—			892			—			594
Income available to common unitholders - diluted	$	55,559		150,643	$	0.37	$	93,519		152,715	$	0.61
	For the Nine Months Ended						For the Nine Months Ended
	September 30, 2016						September 30, 2015
	Income (Numerator)			Weighted Average Units (Denominator)	Per Unit		Income (Numerator)			Weighted Average Units (Denominator)	Per Unit
Income - net of noncontrolling interest - consolidated joint ventures	$	165,684					$	161,914
Less: Preferred unit distributions	(354		)				(354		)
Income available to common unitholders - basic	165,330			149,659	$	1.10	161,560			152,134	$	1.06
Dilutive units for long-term compensation plans	—			667			—			626
Income available to common unitholders - diluted	$	165,330		150,326	$	1.10	$	161,560		152,760	$	1.06