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Reclassifications Out of Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period $ 847,194    
Total amount reclassified from accumulated other comprehensive loss, net of tax, into net income 267 $ 216 $ 15,261
Unrealized (loss) gain on available-for-sale securities (Note 19) (4) (7) 578
Foreign currency translation adjustments 33,165 31,765 8,623
Balance at end of period 834,388 847,194  
Accumulated defined benefit plans adjustment attributable to parent      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period (115,552) (124,848) (115,517)
Tax (expense) benefit (12,804) 1,997 5,847
Total other comprehensive gain (loss) before reclassifications, net of tax 41,580 (4,325) (13,632)
Tax benefit (5,760) (4,242) (2,775)
Total amount reclassified from accumulated other comprehensive loss, net of tax, into net income 16,676 13,621 8,073
Foreign currency translation adjustments 58,256 9,296 (9,331)
Balance at end of period (57,296) (115,552) (124,848)
Accumulated defined benefit plans adjustment attributable to parent | Accounting Standards Update 2018-02      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period 0 0 (3,772)
Balance at end of period   0 0
Accumulated defined benefit plans adjustment, net prior service attributable to parent      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Amounts reclassified from Accumulated other comprehensive loss (95) (216) (180)
Accumulated defined benefit plans adjustment, net gain (loss) attributable to parent      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Unrecognized net actuarial gains (losses) 54,384 (6,322) (19,479)
Amounts reclassified from Accumulated other comprehensive loss 22,531 18,079 11,028
Accumulated defined benefit plans adjustment attributable to noncontrolling interest      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period 0 0 0
Tax (expense) benefit 0 0 0
Total other comprehensive gain (loss) before reclassifications, net of tax 0 0 0
Tax benefit 0 0 0
Total amount reclassified from accumulated other comprehensive loss, net of tax, into net income 0 0 0
Foreign currency translation adjustments 0 0 0
Balance at end of period 0 0 0
Accumulated defined benefit plans adjustment attributable to noncontrolling interest | Accounting Standards Update 2018-02      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period 0 0 0
Balance at end of period   0 0
Accumulated defined benefit plans adjustment, net prior service attributable to noncontrolling interest      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Amounts reclassified from Accumulated other comprehensive loss 0 0 0
Accumulated defined benefit plans adjustment, net gain (loss) attributable to noncontrolling interest      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Unrecognized net actuarial gains (losses) 0 0 0
Amounts reclassified from Accumulated other comprehensive loss 0 0 0
Accumulated net investment gain (loss) attributable to parent      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period (1) 6 (572)
Unrealized (loss) gain on available-for-sale securities (Note 19) (4) (7) 578
Balance at end of period (5) (1) 6
Accumulated net investment gain (loss) attributable to noncontrolling interest      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period 0 0 0
Unrealized (loss) gain on available-for-sale securities (Note 19) 0 0 0
Balance at end of period 0 0 0
Accumulated foreign currency adjustment attributable to parent      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period (66,844) (89,161) (102,838)
Total amount reclassified from accumulated other comprehensive loss, net of tax, into net income 267 216 15,261
Foreign currency translation adjustments (25,262) 22,101 (1,584)
Acquisition of noncontrolling interests in consolidated subsidiaries 0 0 0
Balance at end of period (91,839) (66,844) (89,161)
Accumulated foreign currency adjustment attributable to noncontrolling interest      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance at beginning of period 372 213 286
Total amount reclassified from accumulated other comprehensive loss, net of tax, into net income 0 0 0
Foreign currency translation adjustments (92) 159 (73)
Acquisition of noncontrolling interests in consolidated subsidiaries (280) 0 0
Balance at end of period $ 0 $ 372 $ 213