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Accumulated Other Comprehensive Income (Loss) (Tables) | 9 Months Ended
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Dec. 31, 2022
Equity [Abstract] |
Schedule of Accumulated Other Comprehensive Loss | The following table shows the changes in accumulated other comprehensive loss, net of tax:
| Three Months Ended December 31, 2022 | Nine Months Ended December 31, 2022
| Post-retirement plans | Derivatives designated as cash flow hedges | Totals | Post-retirement plans | Derivatives designated as cash flow hedges | Totals
Beginning of period | $ | 8,807 |  | $ | 13,334 |  | $ | 22,141 |  | $ | 8,811 |  | $ | (226) |  | $ | 8,585 |
Other comprehensive income before reclassifications(1) | 2 |  | 1,155 |  | 1,157 |  | — |  | 12,337 |  | 12,337 |
Amounts reclassified from accumulated other comprehensive income (loss) | (2) |  | (1,217) |  | (1,219) |  | (4) |  | 1,161 |  | 1,157 |
Net current-period other comprehensive income (loss) | — |  | (62) |  | (62) |  | (4) |  | 13,498 |  | 13,494 |
End of period | $ | 8,807 |  | $ | 13,272 |  | $ | 22,079 |  | $ | 8,807 |  | $ | 13,272 |  | $ | 22,079 |
(1) Changes in other comprehensive income before reclassification for derivatives designated as cash flow hedges are recorded net of tax expense of $0.4 million and $4.4 million for the three and nine months ended December 31, 2022, respectively.
| Three Months Ended December 31, 2021 | Nine Months Ended December 31, 2021
| Post-retirement plans | Derivatives designated as cash flow hedges | Totals | Post-retirement plans | Derivatives designated as cash flow hedges | Totals
Beginning of period | $ | (1,523) |  | $ | (22,476) |  | $ | (23,999) |  | $ | (1,562) |  | $ | (28,209) |  | $ | (29,771) |
Other comprehensive loss before reclassifications(2) | — |  | 3,896 |  | 3,896 |  | — |  | 2,585 |  | 2,585 |
Amounts reclassified from accumulated other comprehensive loss | 20 |  | 3,029 |  | 3,049 |  | 59 |  | 10,073 |  | 10,132 |
Net current-period other comprehensive income | 20 |  | 6,925 |  | 6,945 |  | 59 |  | 12,658 |  | 12,717 |
End of period | $ | (1,503) |  | $ | (15,551) |  | $ | (17,054) |  | $ | (1,503) |  | $ | (15,551) |  | $ | (17,054) |
(2) Changes in other comprehensive loss before reclassification for derivatives designated as cash flow hedges are recorded net of tax expense of $1.4 million and $0.9 million for the three and nine months ended December 31, 2021, respectively.

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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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