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Components of Accumulated Other Comprehensive (Loss) Income (Tables) | 3 Months Ended
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Mar. 31, 2023
Equity [Abstract] |
Changes in Accumulated Other Comprehensive (Loss) Income | The following table details changes in amounts included in our Accumulated Other Comprehensive Income (Loss) (AOCI) by component on our Condensed Consolidated Balance Sheets, net of tax:
|  | Three Months Ended March 31, |
(in thousands) |  | 2023 |  |  | 2022 |
Pension and Other Postretirement Employee Benefits |  |  |  |  |  |
Balance at beginning of period |  | $ | (28,494 | ) |  | $ | (51,369 | )
Unrecognized (losses) gains arising in AOCI during the period: |  |  |  |  |  |
Gross |  |  | — |  |  |  | (6,157 | )
Tax effect |  |  | — |  |  |  | 1,570 |
Reclassifications from AOCI to earnings: |  |  |  |  |  |
Pension settlement 1 |  |  | — |  |  |  | 14,165 |
Other 1 |  |  | (176 | ) |  |  | 2,033 |
Tax effect |  |  | 45 |  |  |  | (4,131 | )
Net of tax amount |  |  | (131 | ) |  |  | 7,480 |
Balance at end of period |  |  | (28,625 | ) |  |  | (43,889 | )
Cash Flow Hedges |  |  |  |  |  |
Balance at beginning of period |  |  | 126,146 |  |  |  | 8,131 |
Unrecognized (losses) gains arising in AOCI during the period: |  |  |  |  |  |
Gross |  |  | (13,881 | ) |  |  | 43,492 |
Tax effect |  |  | 290 |  |  |  | (2,162 | )
Reclassifications from AOCI to earnings: |  |  |  |  |  |
Gross 2 |  |  | (3,837 | ) |  |  | 2,033 |
Tax effect |  |  | 93 |  |  |  | (87 | )
Net of tax amount |  |  | (17,335 | ) |  |  | 43,276 |
Balance at end of period |  |  | 108,811 |  |  |  | 51,407 |
Accumulated other comprehensive income, end of period |  | $ | 80,186 |  |  | $ | 7,518 |
1 Included in the computation of net periodic pension costs. 2 Included in Interest expense, net on the Condensed Consolidated Statement of Operations.

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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