Partners' Capital of the Operating Partnership (Tables)

3 Months Ended

Mar. 31, 2017

Equity [Abstract]

Schedule of calculation of numerator and denominator in earnings per unit

The Operating Partnership's earnings per unit for the three months ended March 31, 2017 and 2016, respectively are computed as follows (in thousands):

	Three Months Ended March 31,
Numerator	2017		2016
Basic and Diluted Earnings:
Net income attributable to SLGOP common unitholders	$	11,827	$	24,143

	Three Months Ended March 31,
Denominator	2017	2016
Basic units:
Weighted average common units outstanding	105,250	104,025
Effect of Dilutive Securities:
Stock-based compensation plans	304	234
Diluted weighted average common units outstanding	105,554	104,259