CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenues:
Rental income	$ 43,549	$ 80,205
Tenant reimbursements and other income	15,039	19,346
Total revenues	58,588	99,551
Expenses:
Operating expenses	24,599	41,087
Depreciation and amortization	13,903	26,915
General and administrative	13,339	12,078
Loss on asset impairment	12,087	1,286
Total expenses	63,928	81,366
Operating (loss) income	(5,340)	18,185
Interest and other income, net	5,780	4,372
Interest expense (including net amortization of debt discounts, premiums and deferred financing fees of $801 and $713, respectively)	(10,115)	(15,014)
Loss on early extinguishment of debt	(4,867)	0
Gain on sale of properties, net	205,211	16,454
Income before income taxes	190,669	23,997
Income tax expense	(3,007)	(175)
Net income	187,662	23,822
Net income attributable to noncontrolling interest	(63)	(8)
Net income attributable to Equity Commonwealth	187,599	23,814
Preferred distributions	(1,997)	(1,997)
Net income attributable to Equity Commonwealth common shareholders	$ 185,602	$ 21,817
Weighted average common shares outstanding — basic (in shares)	123,867	124,047
Weighted average common shares outstanding — diluted (in shares)	127,097	125,150
Earnings per common share attributable to Equity Commonwealth common shareholders:
Basic (in dollars per share)	$ 1.50	$ 0.18
Diluted (in dollars per share)	$ 1.48	$ 0.17
Distributed Earnings	$ 0	$ 1,997