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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2024
Stock-Based Compensation [Abstract]  
Summary of Stock Option Activity

Weighted-

Weighted-Average

Average

Remaining

Number

Exercise Price

Contractual

Aggregate

of Shares

Per Share

Life (in years)

Intrinsic Value

Outstanding at December 31, 2023

1,340

$

168.32

Exercised

(201)

$

134.67

Forfeited/canceled

(2)

$

197.91

Outstanding at September 30, 2024

1,137

$

174.24

1.2

$

76,424

Exercisable at September 30, 2024

1,115

$

172.68

1.1

$

76,160

Unvested at September 30, 2024

22

$

252.81

8.3

$

264

Summary of Restricted Stock Unit and Performance Based Restricted Stock Unit Activity

RSUs

PSUs (1)

Weighted-Average

Weighted-Average

Number of

Grant Date Fair

Number of

Grant Date Fair

Shares

Value per Share

Shares

Value per Share

(in thousands)

(in thousands)

Outstanding at December 31, 2023

267

$

269.08

368

$

298.46

Granted

271

$

216.26

59

$

291.51

PSU adjustment (2)

$

11

$

236.63

Vested

(117)

$

271.06

(155)

$

236.32

Forfeited/canceled

(17)

$

240.54

(5)

$

361.20

Outstanding at September 30, 2024

404

$

234.15

278

$

313.75

(1)PSUs represent the target number of shares granted that are issuable at the end of the three year performance period. Fair value for a portion of the PSUs was calculated using a Monte Carlo simulation model.

(2)PSU adjustment represents the net PSUs awarded above or below their target grants resulting from the achievement of performance targets established at the grant date.