CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues:
Rental income	$ 109,888	$ 167,972
Tenant reimbursements and other income	27,247	45,083
Total revenues	137,135	213,055
Expenses:
Operating expenses	57,258	97,871
Depreciation and amortization	36,251	62,699
General and administrative	13,312	16,558
Loss on asset impairment	0	1,904
Total expenses	106,821	179,032
Operating income	30,314	34,023
Interest and other income	1,967	3,448
Interest expense (including net amortization of debt discounts, premiums and deferred financing fees of $983 and $29, respectively)	(22,347)	(29,842)
Loss on early extinguishment of debt	(118)	(428)
Foreign currency exchange loss	(5)	0
Gain on sale of properties	36,666	5,868
Income before income taxes	46,477	13,069
Income tax (expense) benefit	(75)	561
Net income	46,402	13,630
Preferred distributions	(6,981)	(6,981)
Net income attributable to Equity Commonwealth common shareholders	$ 39,421	$ 6,649
Weighted average common shares outstanding — basic (in shares)	125,840	129,696
Weighted average common shares outstanding — diluted (in shares)	127,522	129,874
Earnings per common share attributable to Equity Commonwealth common shareholders:
Basic (in USD per share)	$ 0.31	$ 0.05
Diluted (in USD per share)	$ 0.31	$ 0.05