Noncontrolling Interest (Tables)

9 Months Ended

Sep. 30, 2023

Noncontrolling Interest [Abstract]

Schedule of Issued and Outstanding Common Shares

The following table presents the changes in Equity Commonwealth’s issued and outstanding common shares and units for the nine months ended September 30, 2023:

	Common Shares	OP Units and LTIP Units	Total
Outstanding at January 1, 2023	109,428,252	279,892	109,708,144
Repurchase and surrender of shares	(3,152,604)	—	(3,152,604)
Share-based compensation grants and vesting, net of forfeitures	436,398	81,518	517,916
Outstanding at September 30, 2023	106,712,046	361,410	107,073,456
Noncontrolling ownership interest in the Operating Trust			0.34	%

Schedule of Issued and Outstanding Units

The following table presents the changes in Equity Commonwealth’s issued and outstanding common shares and units for the nine months ended September 30, 2023:

	Common Shares	OP Units and LTIP Units	Total
Outstanding at January 1, 2023	109,428,252	279,892	109,708,144
Repurchase and surrender of shares	(3,152,604)	—	(3,152,604)
Share-based compensation grants and vesting, net of forfeitures	436,398	81,518	517,916
Outstanding at September 30, 2023	106,712,046	361,410	107,073,456
Noncontrolling ownership interest in the Operating Trust			0.34	%