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Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Summary of Share-Based Compensation (income) expense

The following table summarizes share-based compensation (income) expense:

 

 

 

Three Months Ended

 

 

Six Months Ended

 

 

 

June 30,

 

 

June 30,

 

(in thousands)

 

2021

 

 

2020

 

 

2021

 

 

2020

 

Performance-based restricted stock units

 

$

466

 

 

$

(110

)

 

$

606

 

 

$

(2,745

)

Restricted stock awards and restricted stock units

 

 

1,436

 

 

 

967

 

 

 

2,680

 

 

 

1,457

 

Stock options

 

 

551

 

 

 

 

 

 

930

 

 

 

 

Share-based compensation (income) expense before income tax

 

 

2,453

 

 

 

857

 

 

 

4,216

 

 

 

(1,288

)

Income tax expense (benefit)(1)

 

 

(28

)

 

 

109

 

 

 

(55

)

 

 

 

Share-based compensation (income) expense, net of income tax

 

$

2,425

 

 

$

966

 

 

$

4,161

 

 

$

(1,288

)

(1)

The 2021 income tax benefit amount primarily reflects the tax benefit associated with our Canadian-based employees. There was no income tax benefit associated with our employees in the United States and the United Kingdom due to a valuation allowance on our deferred tax assets within these jurisdictions. Refer to Note 17 – Income Taxes.

Summary of Activity of the Outstanding PRSU Awards

The following table summarizes the activity of the outstanding PRSUs:

 

 

 

Equity-Based

PRSUs

 

 

Liability-Based

PRSUs

 

 

 

Shares

 

 

Weighted-Average

Grant Date

Fair Value

 

 

Shares

 

 

Weighted-Average

Grant Date

Fair Value

 

Balance at December 31, 2020

 

 

61,208

 

 

$

57.18

 

 

 

121,485

 

 

$

56.34

 

Granted

 

 

101,785

 

 

$

31.28

 

 

 

 

 

$

 

Vested

 

 

 

 

$

 

 

 

(42,698

)

 

$

51.96

 

Forfeited

 

 

 

 

$

 

 

 

(1,041

)

 

$

56.90

 

Balance at June 30, 2021

 

 

162,993

 

 

$

41.01

 

 

 

77,746

 

 

$

57.13

 

Summary of Activity of the Outstanding Restricted Stock Awards And Restricted Stock Units

The following table summarizes the activity of the outstanding restricted stock awards and restricted stock units:

 

 

 

Equity-Based

Restricted Stock Awards

 

 

Equity-Based

Restricted Stock Units

 

 

Liability-Based

Restricted Stock Units

 

 

 

Shares

 

 

Weighted-Average

Grant Date

Fair Value

 

 

Shares

 

 

Weighted-Average

Grant Date

Fair Value

 

 

Shares

 

 

Weighted-Average

Grant Date

Fair Value

 

Balance at December 31, 2020

 

 

107,107

 

 

$

53.23

 

 

 

151,261

 

 

$

19.51

 

 

 

10,459

 

 

$

51.91

 

Granted

 

 

22,320

 

 

$

44.80

 

 

 

64,018

 

 

$

44.81

 

 

 

 

 

$

 

Vested

 

 

(42,031

)

 

$

53.47

 

 

 

(1,944

)

 

$

19.30

 

 

 

(3,174

)

 

$

52.24

 

Forfeited

 

 

(1,869

)

 

$

56.73

 

 

 

(3,546

)

 

$

19.75

 

 

 

 

 

$

 

Balance at June 30, 2021

 

 

85,527

 

 

$

50.84

 

 

 

209,789

 

 

$

27.23

 

 

 

7,285

 

 

$

53.34

 

Summary of Stock Option Activity

The following table summarizes stock option activity:

 

 

 

Shares

 

 

Weighted-Average

Exercise Price

 

 

Aggregate Intrinsic Value(1)

 

Options outstanding at December 31, 2020

 

 

204,150

 

 

$

19.98

 

 

 

 

 

Granted

 

 

137,858

 

 

$

44.80

 

 

 

 

 

Exercised

 

 

 

 

$

 

 

 

 

 

Options outstanding at June 30, 2021

 

 

342,008

 

 

$

29.98

 

 

$

6,794,883

 

Options exercisable at June 30, 2021

 

 

 

 

$

 

 

$

 

Summary of Options Outstanding and Exercisable

The following table summarizes stock options outstanding and exercisable as of June 30, 2021:

 

 

 

 

 

Options Outstanding

 

 

Options Exercisable

 

Range of exercise prices

 

 

Shares

 

 

Weighted-Average

Remaining Contractual Life

(in years)

 

 

Weighted-Average

Exercise Price

 

 

Shares

 

 

Weighted-Average

Exercise Price

 

$

19.30

 

 

 

150,000

 

 

 

7.75

 

 

$

19.30

 

 

 

 

 

$

 

$

21.85

 

 

 

54,150

 

 

 

6.16

 

 

$

21.85

 

 

 

 

 

$

 

$

44.80

 

 

 

137,858

 

 

 

6.65

 

 

$

44.80

 

 

 

 

 

$

 

$19.30 - $44.80

 

 

 

342,008

 

 

 

6.95

 

 

$

29.98

 

 

 

 

 

$

 

Assumptions Used in the Black-Scholes Option Pricing Model to Estimate the Fair Value of Each Stock Option Grant

Following is additional information on stock options granted during the six months ended June 30, 2021 and the underlying assumptions used in assessing fair value:

 

 

 

Six Months Ended

 

 

 

June 30, 2021

 

Assumptions used to estimate fair value of stock options granted:

 

 

 

 

Risk-free interest rate

 

0.50%

 

Expected term (in years)

 

 

4.5

 

Expected volatility

 

55.8%

 

Expected dividend yield

 

 

 

Weighted average grant-date fair value per share of options granted

 

$

20.26