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Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2024

Share-Based Payment Arrangement [Abstract]

Stock-Based Compensation Expense and Related Tax Benefit

Total stock-based compensation expense and the related tax benefit were as follows:

			Three Months Ended June 30,												Six Months Ended June 30,
In thousands			2024						2023						2024						2023
Stock options			$	—					$	20					$	—					$	80
Restricted stock units			10,080						6,516						21,173						13,099
Unrestricted stock awards			336						239						672						515
Phantom stock units			1,312						1,147						2,761						1,924
Total stock-based compensation			$	11,728					$	7,922					$	24,606					$	15,618
Related tax benefit			$	2,551					$	1,670					$	5,350					$	3,373

Employee Stock Options Activity

A summary of our stock option activity is as follows:

			Shares						Weighted Average Exercise Price per Share						Weighted Average Remaining Contractual Life						Aggregate Intrinsic Value						Weighted Average Grant Date Fair Value
			In thousands												Years						In thousands
Outstanding, January 1, 2023			381						$	60.63					4.8						$	1,892
Granted			—						—																		$	—
Exercised			(5)						55.49												73
Forfeited			—						—
Canceled			—						—
Outstanding, June 30, 2023			376						$	60.70					4.4						$	5,494
Outstanding, January 1, 2024			363						$	61.36					4.0						$	5,886
Granted			—						—																		$	—
Exercised			(19)						44.74												779
Forfeited			—						—
Canceled			—						—
Outstanding, June 30, 2024			344						$	62.27					3.5						$	12,626
Exercisable, June 30, 2024			344						$	62.27					3.5						$	12,626

Restricted Stock Units Award Activity

The following table summarizes restricted stock unit activity:

In thousands, except fair value			Number of Restricted Stock Units						Weighted Average Grant Date Fair Value						Aggregate Intrinsic Value
Outstanding, January 1, 2023			528
Granted			442						$	56.37
Released (1)			(222)												$	1,236
Forfeited			(19)
Outstanding, June 30, 2023			729
Outstanding, January 1, 2024			751						$	58.89
Granted			410						75.89
Released (1)			(360)						63.22						$	28,739
Forfeited			(10)						60.84
Outstanding, June 30, 2024			791						66.31
Vested but not released, June 30, 2024			17												$	1,669

(1) Shares released is presented as gross shares and does not reflect shares withheld by us for employee payroll tax obligations.

Restricted Stock Units, Valuation Assumptions

The weighted average assumptions used to estimate the fair value of performance-based restricted stock units granted with a service and market condition and the resulting weighted average fair value are as follows:

									Six Months Ended June 30,
															2024						2023
Expected volatility															45.7		%				50.0		%
Risk-free interest rate															4.4		%				4.6		%
Expected term (years)															2.9						2.2
Weighted average fair value															$	83.26					$	59.52

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- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of restricted stock units, including, but not limited to: (a) expected term of stock units, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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Tabular disclosure of share-based payment arrangement.

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-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 718
-Publisher FASB
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Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

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-Name Accounting Standards Codification
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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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