Quarterly report pursuant to Section 13 or 15(d)

Change by Component (Details)

v3.20.2
Change by Component (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance $ 1,779,450  
Ending balance 1,800,487  
Total    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance (15,348) $ (39,104)
Other comprehensive income (loss) before reclassifications (18,069) (3,855)
Amounts reclassified from accumulated other comprehensive income 891 386
Net current period other comprehensive income (loss)   (3,469)
Tax Cuts and Jobs Act, reclassification from AOCI to retained earnings   1,874
Ending balance (32,526) (40,699)
Defined benefit and other postretirement plans     
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance 3,568 (546)
Other comprehensive income (loss) before reclassifications 0 (27)
Amounts reclassified from accumulated other comprehensive income (48) (93)
Net current period other comprehensive income (loss)   (120)
Tax Cuts and Jobs Act, reclassification from AOCI to retained earnings   1,684
Ending balance 3,520 1,018
Net gain (loss) from hedging activities    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance (1,838) 637
Other comprehensive income (loss) before reclassifications (28) (3,163)
Amounts reclassified from accumulated other comprehensive income 939 479
Net current period other comprehensive income (loss)   (2,684)
Tax Cuts and Jobs Act, reclassification from AOCI to retained earnings   190
Ending balance (927) (1,857)
Foreign currency translation     
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance (17,078) (39,195)
Other comprehensive income (loss) before reclassifications (18,041) (665)
Amounts reclassified from accumulated other comprehensive income 0 0
Net current period other comprehensive income (loss)   (665)
Tax Cuts and Jobs Act, reclassification from AOCI to retained earnings   0
Ending balance $ (35,119) $ (39,860)