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Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2025

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Performance Goals

Metric 1 – Company’s total shareholder return (“TSR”) compared to the TSR for a specific peer group of investor-owned utilities (a market-based condition)	40.00%
Metric 2 – Achievement of a three-year average return on equity target (a performance-based condition)	30.00%
Metric 3 – Achievement of a consolidated operations and maintenance expense target over a three-year measurement period (a performance-based condition)	30.00%

Summary Of PSU Transactions

			Number		Weighted
			of		Average
			Share Units		Fair Value
Nonvested share units at beginning of period			563,656		$	38.61
Granted			195,300		$	34.25
Performance criteria adjustment			(23,220)		$	37.00
Share units issued			(103,775)		$	42.77
Forfeited			(15,094)		$	37.89
Nonvested share units at end of period			616,867		$	36.61

Summary Of RSU Transactions

			Number		Weighted
			of		Average
			Stock Units		Fair Value
Nonvested stock units at beginning of period			210,249		$	41.40
Granted			156,225		$	35.54
Actual vested			(57,496)		$	44.53
Forfeited			(7,796)		$	37.69
Nonvested stock units at end of period			301,182		$	37.52

Summary Of Stock Option Transactions

				Weighted			Weighted
				Average			Average		Aggregate
				Exercise			Remaining		Intrinsic
		Shares		Price			Life (years)		Value
Outstanding at beginning of period		906,902		$	36.87
Granted		197,684		$	35.33
Forfeited		(6,566)		$	36.16
Expired		(1,396)		$	41.15
Exercised		(14,408)		$	35.33
Outstanding at end of period		1,082,216		$	36.61		5.2		$	4,283
Exercisable at end of period		797,009		$	36.76		3.9		$	3,109

Summary Of Restricted Stock Transactions

		Number		Weighted
		of		Average
		Stock Awards		Fair Value
Nonvested stock awards at beginning of period		-		$	-
Granted		21,648			37.42
Vested		(21,648)			37.42
Nonvested stock awards at end of period		-		$	-

Performance Share Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Compensation Costs

		Three Months Ended						Nine Months Ended
		September 30,						September 30,
		2025			2024			2025			2024
Stock-based compensation within operations and maintenance expenses		$	2,487		$	986		$	5,734		$	2,174
Income tax benefit		$	629		$	248		$	1,450		$	545

Assumptions Used In The Pricing Model

	2025
Expected term (years)	3
Risk-free interest rate	4.19%
Expected volatility	23.20%

Restricted Stock Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Compensation Costs

		Three Months Ended						Nine Months Ended
		September 30,						September 30,
		2025			2024			2025			2024
Stock-based compensation within operations and maintenance expenses		$	1,317		$	508		$	3,845		$	2,078
Income tax benefit		$	334		$	128		$	973		$	521

Stock Options [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Compensation Costs

		Three Months Ended						Nine Months Ended
		September 30,							September 30,
		2025			2024			2025			2024
Stock-based compensation within operations and maintenance expenses		$	308		$	32		$	1,417		$	233
Income tax benefit		$	77		$	8		$	356		$	58

Assumptions Used In The Pricing Model

	2025
Expected term (years)		5.54
Risk-free interest rate		4.22%
Expected volatility		28.50%
Dividend yield		3.69%
Grant date fair value per option	$	7.95

Restricted Stock [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Compensation Costs

		Three Months Ended						Nine Months Ended
		September 30,						September 30,
		2025			2024			2025			2024
Stock-based compensation within operations and maintenance expenses		$	13		$	13		$	37		$	37
Income tax benefit		$	4		$	3		$	10		$	10

Stock Awards [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Compensation Costs

		Three Months Ended						Nine Months Ended
		September 30,						September 30,
		2025			2024			2025			2024
Stock-based compensation within operations and maintenance expenses		$	810		$	-		$	810		$	840
Income tax benefit		$	221		$	-		$	221		$	233

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