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Goodwill and Other Intangible Assets, Net - Components of Other Intangible Assets (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total gross definite life intangible assets $ 343,760 $ 324,974
Accumulated Amortization 123,153 117,287
Net definite life intangible assets $ 220,607 $ 207,687
Weighted-Average Remaining Life 10 years 3 months 18 days 10 years 9 months 18 days
Total indefinite life intangible assets $ 81,817 $ 95,537
Total definite and indefinite life intangible assets, gross, excluding goodwill 425,577 420,511
Total definite and indefinite life intangible assets, net, excluding goodwill 302,424 303,224
Trade Names [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total indefinite life intangible assets 79,570 93,083
Licenses [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total indefinite life intangible assets 2,247 2,454
Customer-Related Intangible Assets [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total gross definite life intangible assets 247,535 250,788
Accumulated Amortization 61,140 57,332
Net definite life intangible assets $ 186,395 $ 193,456
Weighted-Average Remaining Life 11 years 1 month 6 days 11 years 2 months 12 days
Technology [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total gross definite life intangible assets $ 24,022 $ 24,024
Accumulated Amortization 17,462 16,608
Net definite life intangible assets $ 6,560 $ 7,416
Weighted-Average Remaining Life 1 year 10 months 24 days 2 years 2 months 12 days
Noncompete Agreements [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total gross definite life intangible assets $ 29,700 $ 30,378
Accumulated Amortization 28,436 28,198
Net definite life intangible assets $ 1,264 $ 2,180
Weighted-Average Remaining Life 1 year 10 months 24 days 4 years 2 months 12 days
Patents [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total gross definite life intangible assets $ 12,233 $ 12,232
Accumulated Amortization 11,973 11,954
Net definite life intangible assets $ 260 $ 278
Weighted-Average Remaining Life 0 years 1 month 6 days
All Other [Member]    
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]    
Total gross definite life intangible assets $ 30,270 $ 7,552
Accumulated Amortization 4,142 3,195
Net definite life intangible assets $ 26,128 $ 4,357
Weighted-Average Remaining Life 1 year 10 months 24 days 9 years 4 months 24 days