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Accumulated Other Comprehensive Income (Tables)
3 Months Ended
Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Schedule of Changes in Accumulated Other Comprehensive Income
Changes in accumulated other comprehensive income (loss) for the three months ended March 31, 2022 and 2021 were as follows (in thousands):
Three Months Ended March 31,
 Unrealized Gains and Losses on Available-for-Sale Debt SecuritiesChanges in Pension Plan Assets and Benefit ObligationsTotal
2022
Balance at beginning of period$(1,536)(273)(1,809)
Before reclassifications(13,189)(13,188)
Reclassifications— — — 
Balance at end of period$(14,725)(272)(14,997)
2021   
Balance at beginning of period$4,349 (306)4,043 
Before reclassifications(3,441)(3,440)
Reclassifications— — — 
Balance at end of period$908 (305)603 

There were no reclassifications out of accumulated other comprehensive income (loss) during the three months ended March 31, 2022 and 2021.
Schedule of Reclassifications Out of Accumulated Other Comprehensive Income