Stock-based Compensation

9 Months Ended

Sep. 30, 2024

Share-Based Payment Arrangement [Abstract]

STOCK-BASED COMPENSATION

Stock Unit Awards

Restricted stock unit ("RSU") and performance stock unit ("PSU") awards activity is presented in the following tables.


	RSU Shares (in 000's)	PSU Shares (in 000's)	Total Shares (in 000's)	Weighted Average Grant Date Fair Value
Unvested as of June 30, 2024	1,098.1	511.4	1,609.5	$	180.52
Granted	81.3	—	81.3	246.99
Vested	(83.0)	—	(83.0)	181.41
Forfeited	(14.3)	(1.8)	(16.1)	179.09
Unvested as of September 30, 2024	1,082.1	509.6	1,591.7	$	184.62

Unvested as of June 30, 2023	1,003.4	463.6	1,467.0	$	174.54
Granted	175.3	2.4	177.7	165.96
Vested	(66.4)	—	(66.4)	145.97
Forfeited	(39.6)	(4.2)	(43.8)	176.43
Unvested as of September 30, 2023	1,072.7	461.8	1,534.5	$	174.73


	RSU Shares (in 000's)	PSU Shares (in 000's)	Total Shares (in 000's)	Weighted Average Grant Date Fair Value
Unvested as of December 31, 2023	990.1	458.1	1,448.2	$	175.07
Granted	453.7	168.8	622.5	205.79
Vested	(315.9)	(109.0)	(424.9)	184.44
Forfeited	(45.8)	(8.3)	(54.1)	174.50
Unvested as of September 30, 2024	1,082.1	509.6	1,591.7	$	184.62

Unvested as of December 31, 2022	841.3	567.0	1,408.3	$	170.78
Granted	520.5	185.2	705.7	143.64
Vested	(227.1)	(257.2)	(484.3)	120.53
Forfeited	(62.0)	(33.2)	(95.2)	161.55
Unvested as of September 30, 2023	1,072.7	461.8	1,534.5	$	174.73

As of September 30, 2024, we had $107.2 million of unamortized deferred compensation related to unvested RSUs and PSUs, which we expect to be recognized over a weighted average period of 1.4 years.