Three Months Ended

Six Months Ended

June 30,

June 30,

2022

2021

2022

2021

(in thousands, except per share data)

Numerator:

Net loss

$

(5,510

)

$

(39,797

)

$

(21,310

)

$

(41,594

)

Preferred stock dividends and accretion

(14,550

)

—

(28,682

)

—

Net loss attributable to common stockholders

$

(20,060

)

$

(39,797

)

$

(49,992

)

$

(41,594

)

Denominator:

Basic weighted-average shares outstanding

41,968

36,881

41,934

36,742

Effect of dilutive awards

—

—

—

—

Diluted weighted-average shares outstanding

41,968

36,881

41,934

36,742

Basic net income (loss) per common share

$

(0.48

)

$

(1.08

)

$

(1.19

)

$

(1.13

)

Diluted net income (loss) per common share

$

(0.48

)

$

(1.08

)

$

(1.19

)

$

(1.13

)

Potentially dilutive shares excluded from the calculation
  due to net losses in the period

490

1,607

477

1,864

Anti-dilutive share-based compensation awards 
   that would be excluded from the calculation 
   if income was reported in the period

250

—

339

—