Income per Common Unit of the Operating Partnership (Tables)

3 Months Ended

Mar. 31, 2017

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
	March 31, 2017					March 31, 2016
	Income (Numerator)		Weighted Average Shares (Denominator)	Per Share		Income (Numerator)		Weighted Average Shares (Denominator)	Per Share
Net income available to common shareholders - basic	$	43,032	146,471	$	0.29	$	57,554	146,071	$	0.39
Dilutive shares for long-term compensation plans	—		750			—		460
Net income available to common shareholders - diluted	$	43,032	147,221	$	0.29	$	57,554	146,531	$	0.39

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
	March 31, 2017						March 31, 2016
	Income (Numerator)			Weighted Average Units (Denominator)	Per Unit		Income (Numerator)			Weighted Average Units (Denominator)	Per Unit
Income - net of noncontrolling interest - consolidated joint ventures	$	44,181					$	59,063
Less: Preferred unit distributions	(118		)				(118		)
Income available to common unitholders - basic	$	44,063		150,000	$	0.29	$	58,945		149,610	$	0.39
Dilutive units for long-term compensation plans	—			750			—			460
Income available to common unitholders - diluted	$	44,063		150,750	$	0.29	$	58,945		150,070	$	0.39