​

​

Three Months Ended September 30, 

​

Nine Months Ended September 30, 

​

2021

2020

2021

2020

Net (loss) income

​

$

(37,964)

​

$

(13,339)

​

$

(90,382)

​

$

46,737

Less portion allocated to nonvested shares

​

—

​

—

​

—

​

549

Net (loss) income allocated to common shares

​

$

(37,964)

​

$

(13,339)

​

$

(90,382)

​

$

46,188

Weighted average common shares outstanding

​

142,297

​

141,624

​

142,231

​

141,589

Basic and diluted (loss) earnings per common share

​

$

(0.27)

​

$

(0.09)

​

$

(0.64)

​

$

0.33

Shares excluded due to being anti-dilutive (weighted-average)

​

​

1,514

​

​

1,677

​

​

1,106

​

​

—