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Goodwill and Other Intangible Assets, Net (Tables) | 9 Months Ended
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Oct. 01, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The changes in the carrying amount of goodwill by reportable segment for the nine months ended October 1, 2021 were as follows (in thousands):
| Medical |  | Non- Medical |  | Total
December 31, 2020 | $ | 842,442 |  |  | $ | 17,000 |  |  | $ | 859,442 |
Foreign currency translation | (9,756) |  |  | — |  |  | (9,756) |
October 1, 2021 | $ | 832,686 |  |  | $ | 17,000 |  |  | $ | 849,686 |
Schedule of Finite-Lived Intangible Assets, Major Class | Intangible assets comprise the following (in thousands):
| Gross Carrying Amount |  | Accumulated Amortization |  |  |  | Net Carrying Amount
October 1, 2021 |  |  |  |  |  |  |
Definite-lived: |  |  |  |  |  |  |
Purchased technology and patents | $ | 254,924 |  |  | $ | (161,375) |  |  |  |  | $ | 93,549 |
Customer lists | 713,126 |  |  | (181,009) |  |  |  |  | 532,117 |
Other | 4,140 |  |  | (4,034) |  |  |  |  | 106 |
Total amortizing intangible assets | $ | 972,190 |  |  | $ | (346,418) |  |  |  |  | $ | 625,772 |
Indefinite-lived: |  |  |  |  |  |  |
Trademarks and tradenames |  |  |  |  |  |  | $ | 90,288 |
December 31, 2020 |  |  |  |  |  |  |
Definite-lived: |  |  |  |  |  |  |
Purchased technology and patents | $ | 257,453 |  |  | $ | (152,798) |  |  |  |  | $ | 104,655 |
Customer lists | 723,791 |  |  | (161,856) |  |  |  |  | 561,935 |
Other | 4,142 |  |  | (3,796) |  |  |  |  | 346 |
Total amortizing intangible assets | $ | 985,386 |  |  | $ | (318,450) |  |  |  |  | $ | 666,936 |
Indefinite-lived: |  |  |  |  |  |  |
Trademarks and tradenames |  |  |  |  |  |  | $ | 90,288 |
Schedule of Indefinite-Lived Intangible Assets | Intangible assets comprise the following (in thousands):
| Gross Carrying Amount |  | Accumulated Amortization |  |  |  | Net Carrying Amount
October 1, 2021 |  |  |  |  |  |  |
Definite-lived: |  |  |  |  |  |  |
Purchased technology and patents | $ | 254,924 |  |  | $ | (161,375) |  |  |  |  | $ | 93,549 |
Customer lists | 713,126 |  |  | (181,009) |  |  |  |  | 532,117 |
Other | 4,140 |  |  | (4,034) |  |  |  |  | 106 |
Total amortizing intangible assets | $ | 972,190 |  |  | $ | (346,418) |  |  |  |  | $ | 625,772 |
Indefinite-lived: |  |  |  |  |  |  |
Trademarks and tradenames |  |  |  |  |  |  | $ | 90,288 |
December 31, 2020 |  |  |  |  |  |  |
Definite-lived: |  |  |  |  |  |  |
Purchased technology and patents | $ | 257,453 |  |  | $ | (152,798) |  |  |  |  | $ | 104,655 |
Customer lists | 723,791 |  |  | (161,856) |  |  |  |  | 561,935 |
Other | 4,142 |  |  | (3,796) |  |  |  |  | 346 |
Total amortizing intangible assets | $ | 985,386 |  |  | $ | (318,450) |  |  |  |  | $ | 666,936 |
Indefinite-lived: |  |  |  |  |  |  |
Trademarks and tradenames |  |  |  |  |  |  | $ | 90,288 |
Schedule of Finite-Lived Intangible Assets, Amortization Expense | Aggregate intangible asset amortization expense comprises the following (in thousands):
| Three Months Ended |  | Nine Months Ended
| October 1, 2021 |  | October 2, 2020 |  | October 1, 2021 |  | October 2, 2020
Cost of sales | $ | 3,216 |  |  | $ | 3,219 |  |  | $ | 9,717 |  |  | $ | 9,660 |
Selling, general and administrative expenses | 7,068 |  |  | 7,080 |  |  | 21,356 |  |  | 21,234 |
Total intangible asset amortization expense | $ | 10,284 |  |  | $ | 10,299 |  |  | $ | 31,073 |  |  | $ | 30,894 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | Estimated future intangible asset amortization expense based on the carrying value as of October 1, 2021 is as follows (in thousands):
| Remainder of 2021 |  | 2022 |  | 2023 |  | 2024 |  | 2025 |  | After 2025
Amortization Expense | $ | 10,240 |  |  | 40,010 |  |  | 38,595 |  |  | 37,646 |  |  | 36,336 |  |  | 462,945 |

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