Earnings per Share of Common Stock (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Schedule of Computation of Basic and Diluted Earnings Per Common Share of Common Stock

The computation of basic and diluted earnings per common share of common stock is as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Numerator:	(in millions, except share and per share data)
Net income (loss) attributable to controlling stockholders and participating securities	$	(2.8)	$	21.2	$	64.2	$	57.5
Less: Dividends and distributions on participating securities	(0.2)		(0.2)		(0.7)		(0.7)
Less: Undistributed earnings attributable to participating securities	—		—		—		—
Net income (loss) attributable to controlling stockholders — basic	(3.0)		21.0		63.5		56.8
Add: Interest expense related to convertible notes under the if-converted method	—		0.1		1.0		0.1
Add: Undistributed earnings attributable to participating securities	—		—		—		—
Net income (loss) attributable to controlling stockholders — dilutive	$	(3.0)	$	21.1	$	64.5	$	56.9
Denominator:
Weighted-average number of common shares — basic	79,335,173		74,012,788		78,407,028		71,376,004
Weighted-average number of common shares — diluted	79,335,173		76,131,252		82,069,464		72,644,626
Basic earnings per common share	$	(0.04)	$	0.28	$	0.81	$	0.80
Diluted earnings per common share	$	(0.04)	$	0.28	$	0.79	$	0.78
Securities being allocated a portion of earnings:
Weighted-average number of OP units	559,686		321,261		459,848		301,582
	As of September 30, 2021		As of September 30, 2020
Participating securities:
Unvested restricted common stock and unvested LTIP Units with time-based vesting conditions outstanding at period end	581,301		653,071
Potentially dilutive securities as of period end:
Unvested restricted common stock and unvested LTIP Units with time-based vesting conditions	581,301		653,071
Restricted stock units	81,846		235,866
LTIP Units with market-based vesting conditions	347,478		312,704
Potential shares of common stock related to convertible notes	3,494,175		8,485,630