Segment, Geographic and Product Information - Information Regarding Long-Lived Assets in Geographic Areas (Detail) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Long-lived assets:
Total long-lived assets	$ 1,449,519	$ 1,657,090
Operating lease ROU assets	134,342	165,969
Disposal Group, Held-for-sale, Not Discontinued Operations
Long-lived assets:
Total long-lived assets	145,600
Operating lease ROU assets	7,300
U.S.
Long-lived assets:
Total long-lived assets	771,888	768,324
U.K.
Long-lived assets:
Total long-lived assets	476,554	655,906
Asia
Long-lived assets:
Total long-lived assets	98,323	119,619
Other Europe/MEA
Long-lived assets:
Total long-lived assets	69,292	66,487
France
Long-lived assets:
Total long-lived assets	18,194	28,518
Other Americas
Long-lived assets:
Total long-lived assets	$ 15,268	$ 18,236