Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2022

Accumulated Other Comprehensive Income (Loss) [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The following tables present the changes in the Company’s (loss) AOCI by component for the years ended December 31, 2022, 2021, and 2020, respectively:

Puget Energy	Net unrealized gain (loss) and prior service cost on pension plans
Changes in AOCI, net of tax
(Dollars in Thousands)			Total
Balance at December 31, 2019	$	(84,149)	$	(84,149)
Other comprehensive income (loss) before reclassifications	(9,058)		(9,058)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	6,770		6,770
Net current-period other comprehensive income (loss)	(2,288)		(2,288)
Balance at December 31, 2020	$	(86,437)	$	(86,437)
Other comprehensive income (loss) before reclassifications	49,226		49,226
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	9,779		9,779
Net current-period other comprehensive income (loss)	59,005		59,005
Balance at December 31, 2021	$	(27,432)	$	(27,432)
Other comprehensive income (loss) before reclassifications	(4,559)		(4,559)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	7,217		7,217
Net current-period other comprehensive income (loss)	2,658		2,658
Balance at December 31, 2022	$	(24,774)	$	(24,774)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

Details about the reclassifications out of AOCI (loss) for the years ended December 31, 2022, 2021, and 2020, respectively, are as follows:

Puget Energy
(Dollars in Thousands)
Details about accumulated other comprehensive income (loss) components	Affected line item in the statement where net income (loss) is presented	Amount reclassified from accumulated other comprehensive income (loss)
		2022		2021		2020
Net unrealized gain (loss) and prior service cost on pension plans:
Amortization of prior service cost	(a)	$	(311)	$	1,549	$	1,631
Amortization of net gain (loss)	(a)	(8,824)		(13,928)		(10,200)
	Total before tax	(9,135)		(12,379)		(8,569)
	Tax (expense) or benefit	1,918		2,600		1,799
	Net of tax	(7,217)		(9,779)		(6,770)
Total reclassification for the period	Net of tax	$	(7,217)	$	(9,779)	$	(6,770)

__________

(a) These AOCI components are included in the computation of net periodic pension cost, see Note 13, "Retirement Benefits," to the consolidated financial statements included in Item 8 of this report for additional details.

Subsidiaries [Member]

Accumulated Other Comprehensive Income (Loss) [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Puget Sound Energy	Net unrealized gain (loss) and prior service cost on pension plans		Net unrealized gain (loss) on treasury interest rate swaps
Changes in AOCI, net of tax
(Dollars in Thousands)					Total
Balance at December 31, 2019	$	(183,108)	$	(5,369)	$	(188,477)
Other comprehensive income (loss) before reclassifications	(8,717)		—		(8,717)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	15,853		385		16,238
Net current-period other comprehensive income (loss)	7,136		385		7,521
Balance at December 31, 2020	$	(175,972)	$	(4,984)	$	(180,956)
Other comprehensive income (loss) before reclassifications	49,265		—		49,265
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	18,166		384		18,550
Net current-period other comprehensive income (loss)	67,431		384		67,815
Balance at December 31, 2021	$	(108,541)	$	(4,600)	$	(113,141)
Other comprehensive income (loss) before reclassifications	(4,512)		—		(4,512)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	14,223		386		14,609
Net current-period other comprehensive income (loss)	9,711		386		10,097
Balance at December 31, 2022	$	(98,830)	$	(4,214)	$	(103,044)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

Puget Sound Energy
(Dollars in Thousands)
Details about accumulated other comprehensive income (loss) components	Affected line item in the statement where net income (loss) is presented	Amount reclassified from accumulated other comprehensive income (loss)
		2022		2021		2020
Net unrealized gain (loss) and prior service cost on pension plans:
Amortization of prior service cost	(a)	$	(311)	$	1,158	$	1,224
Amortization of net gain (loss)	(a)	(17,693)		(24,153)		(21,291)
	Total before tax	(18,004)		(22,995)		(20,067)
	Tax (expense) or benefit	3,781		4,829		4,214
	Net of tax	(14,223)		(18,166)		(15,853)
Net unrealized gain (loss) on treasury interest rate swaps:
Interest rate contracts	Interest expense	(488)		(487)		(487)
	Tax (expense) or benefit	102		103		102
	Net of tax	(386)		(384)		(385)
Total reclassification for the period	Net of tax	$	(14,609)	$	(18,550)	$	(16,238)

____________

(a) These AOCI components are included in the computation of net periodic pension cost, see Note 13, "Retirement Benefits," to the consolidated financial statements included in item 8 of this report for additional details.