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Revenue - Schedule of Revenues Disaggregated by Revenue Source and Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 26, 2020 | Sep. 28, 2019 | Sep. 26, 2020 | Sep. 28, 2019
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | $ 320,699 | $ 348,567 | $ 1,054,697 | $ 1,080,754
North America |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 215,195 | 243,684 | 726,426 | 749,341
Continental Europe |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 76,511 | 71,138 | 234,321 | 224,623
United Kingdom |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 20,472 | 22,933 | 65,238 | 72,068
Other |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 8,521 | 10,812 | 28,712 | 34,722
Digital Subscription Revenues |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 188,731 | 153,940 | 541,197 | 459,764
Digital Subscription Revenues | North America |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 122,120 | 101,579 | 354,391 | 303,190
Digital Subscription Revenues | Continental Europe |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 53,230 | 42,230 | 150,572 | 125,999
Digital Subscription Revenues | United Kingdom |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 9,227 | 6,608 | 24,374 | 20,019
Digital Subscription Revenues | Other |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 4,154 | 3,523 | 11,860 | 10,556
Studio + Digital Fees |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 93,579 | 144,101 | 358,767 | 458,771
Studio + Digital Fees | North America |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 69,111 | 108,338 | 268,086 | 342,896
Studio + Digital Fees | Continental Europe |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 14,288 | 20,644 | 53,665 | 68,274
Studio + Digital Fees | United Kingdom |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 7,515 | 10,733 | 26,645 | 33,493
Studio + Digital Fees | Other |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 2,665 | 4,386 | 10,371 | 14,108
Service Revenues, net |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 282,310 | 298,041 | 899,964 | 918,535
Service Revenues, net | North America |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 191,231 | 209,917 | 622,477 | 646,086
Service Revenues, net | Continental Europe |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 67,518 | 62,874 | 204,237 | 194,273
Service Revenues, net | United Kingdom |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 16,742 | 17,341 | 51,019 | 53,512
Service Revenues, net | Other |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 6,819 | 7,909 | 22,231 | 24,664
Product sales and other, net |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 38,389 | 50,526 | 154,733 | 162,219
Product sales and other, net | North America |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 23,964 | 33,767 | 103,949 | 103,255
Product sales and other, net | Continental Europe |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 8,993 | 8,264 | 30,084 | 30,350
Product sales and other, net | United Kingdom |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | 3,730 | 5,592 | 14,219 | 18,556
Product sales and other, net | Other |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenues, net | $ 1,702 | $ 2,903 | $ 6,481 | $ 10,058

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