XML 56 R45.htm IDEA: XBRL DOCUMENT v3.23.1
Accumulated Other Comprehensive Loss - Summary of Changes in Accumulated Other Comprehensive Loss by Component (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance $ 95,276    
Transition adjustment (959,199)   $ (978,619)
Transition adjustment (17,215)   $ (10,923)
Ending balance 99,511    
Interest Rate Derivatives [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance 10,185 $ (9,363)  
Gains (losses) arising during period (1,010) 6,070  
Amounts reclassified from accumulated other comprehensive loss (5,268) 3,949  
Net other comprehensive income (loss) (6,278) 10,019  
Ending balance 3,907 656  
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance (18,021) (16,419)  
Amounts reclassified from accumulated other comprehensive loss (67) (86)  
Net other comprehensive income (loss) (67) (86)  
Ending balance (18,088) (16,505)  
Accumulated Other-than-Temporary Impairment of Investment Attributable to Parent [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance (3,087) (3,298)  
Amounts reclassified from accumulated other comprehensive loss 53 53  
Net other comprehensive income (loss) 53 53  
Ending balance (3,034) (3,245)  
AOCI Attributable to Parent [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Beginning balance (10,923) (29,080)  
Gains (losses) arising during period (1,010) 6,070  
Amounts reclassified from accumulated other comprehensive loss (5,282) 3,916  
Net other comprehensive income (loss) (6,292) 9,986  
Ending balance $ (17,215) $ (19,094)