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Pension and Other Postretirement Benefits - Fair Value Hierarchy - Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 189,535 $ 294,566 $ 302,270
Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 68,865 118,053 133,333
Real estate | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 8,902 11,547 9,775
Insurance contract | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,963 99,527 112,920
Other - alternative investments | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 6,979 10,638
U.S.      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,591 77,680 73,481
Foreign      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 129,944 216,886 $ 228,789
Fair Value, Recurring      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 189,535 294,566  
Fair Value, Recurring | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 187,693 242,694  
Fair Value, Recurring | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,923 1,989  
Fair Value, Recurring | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 113,905 122,652  
Fair Value, Recurring | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 68,865 118,053  
Fair Value, Recurring | Measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 1,842 51,872  
Fair Value, Recurring | U.S.      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,591 77,680  
Fair Value, Recurring | U.S. | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,591 77,680  
Fair Value, Recurring | U.S. | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | U.S. | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 54,596 72,721  
Fair Value, Recurring | U.S. | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,995 4,959  
Fair Value, Recurring | U.S. | Pooled separate accounts | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 54,596 72,721  
Fair Value, Recurring | U.S. | Pooled separate accounts | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | U.S. | Pooled separate accounts | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 54,596 72,721  
Fair Value, Recurring | U.S. | Pooled separate accounts | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | U.S. | Real estate | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,995 4,959  
Fair Value, Recurring | U.S. | Real estate | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | U.S. | Real estate | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | U.S. | Real estate | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,995 4,959  
Fair Value, Recurring | Foreign      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 129,944 216,886  
Fair Value, Recurring | Foreign | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 128,102 165,014  
Fair Value, Recurring | Foreign | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,923 1,989  
Fair Value, Recurring | Foreign | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,309 49,931  
Fair Value, Recurring | Foreign | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 63,870 113,094  
Fair Value, Recurring | Foreign | Real estate | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 3,907 6,588  
Fair Value, Recurring | Foreign | Real estate | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Real estate | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Real estate | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 3,907 6,588  
Fair Value, Recurring | Foreign | Cash and cash equivalents | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,923 1,989  
Fair Value, Recurring | Foreign | Cash and cash equivalents | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 4,923 1,989  
Fair Value, Recurring | Foreign | Cash and cash equivalents | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Cash and cash equivalents | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Insurance contract | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,963 99,527  
Fair Value, Recurring | Foreign | Insurance contract | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Insurance contract | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Insurance contract | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 59,963 99,527  
Fair Value, Recurring | Foreign | Diversified equity securities - registered investment companies | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 5,211 10,999  
Fair Value, Recurring | Foreign | Diversified equity securities - registered investment companies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Diversified equity securities - registered investment companies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 5,211 10,999  
Fair Value, Recurring | Foreign | Diversified equity securities - registered investment companies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Fixed income – foreign registered investment companies | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 54,098 3,593  
Fair Value, Recurring | Foreign | Fixed income – foreign registered investment companies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Fixed income – foreign registered investment companies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 54,098 3,593  
Fair Value, Recurring | Foreign | Fixed income – foreign registered investment companies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0 0  
Fair Value, Recurring | Foreign | Fixed income government securities | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   35,339  
Fair Value, Recurring | Foreign | Fixed income government securities | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   0  
Fair Value, Recurring | Foreign | Fixed income government securities | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   35,339  
Fair Value, Recurring | Foreign | Fixed income government securities | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   0  
Fair Value, Recurring | Foreign | Other - alternative investments | Fair Value, Inputs, Level 1, 2 and 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   6,979  
Fair Value, Recurring | Foreign | Other - alternative investments | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   0  
Fair Value, Recurring | Foreign | Other - alternative investments | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   0  
Fair Value, Recurring | Foreign | Other - alternative investments | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   6,979  
Fair Value, Recurring | Foreign | Commingled funds measured at NAV | Measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 1,842 2,300  
Fair Value, Recurring | Foreign | Diversified investment fund - registered investment companies measured at NAV | Measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   $ 49,572