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Stock-Based Compensation (Tables) | 12 Months Ended
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Jan. 03, 2026
Share-Based Payment Arrangement [Abstract] |
Schedule of Stock Options | The number and weighted-average exercise price of options issued and outstanding under all of the Company’s equity plans are as follows:
| Year Ended January 3, 2026 |  | Year Ended December 28, 2024 |  | Year Ended December 30, 2023
(in millions, except for weighted-average exercise prices) | Shares |  | Weighted-Average Exercise Price |  | Shares |  | Weighted-Average Exercise Price |  | Shares |  | Weighted-Average Exercise Price
Options outstanding, beginning of period(1) | 1.6 |  |  | $ | 110.43 |  |  | 2.7 |  |  | $ | 87.58 |  |  | 2.8 |  |  | $ | 83.87 |
Granted(2) | 0.1 |  |  | 163.33 |  |  | 0.1 |  |  | 126.49 |  |  | 0.1 |  |  | 182.43 |
Canceled(3) | (0.2) |  |  | 183.18 |  |  | (0.6) |  |  | 82.38 |  |  | — |  |  | 163.96 |
Exercised | (0.8) |  |  | 87.34 |  |  | (0.6) |  |  | 39.47 |  |  | (0.2) |  |  | 43.22 |
Options outstanding, end of period | 0.7 |  |  | $ | 117.87 |  |  | 1.6 |  |  | $ | 110.43 |  |  | 2.7 |  |  | $ | 87.58 |
Options exercisable, end of period | 0.6 |  |  | $ | 113.14 |  |  | 1.5 |  |  | $ | 105.05 |  |  | 2.4 |  |  | $ | 73.80 |
(1) The Company recorded $0.1 million, $0.2 million and $0.1 million of stock option expense for discontinued operations for the years ended January 3, 2026, December 28, 2024 and December 30, 2023, respectively. (2) No stock options were granted for discontinued operations for the year ended January 3, 2026. (3) On September 23, 2025, in connection with the completion of the sale of Sound United, all outstanding unvested stock options held by employees of the sold business were canceled.
Schedule of Number and Weighted Average Exercise Price of Outstanding and Exercisable Options | The number and weighted-average exercise price of outstanding and exercisable stock options segregated by exercise price ranges were as follows:
| Year Ended January 3, 2026 |  | Year Ended December 28, 2024
(in millions, except range of exercise prices and average remaining contractual life) | Options Outstanding |  | Options Exercisable |  | Options Outstanding |  | Options Exercisable
Range of Exercise Prices | Number of Options |  | Average Remaining Contractual Life |  | Number of Options |  | Number of Options |  | Average Remaining Contractual Life |  | Number of Options
$15.00 to $50.00 | 0.1 |  |  | 0.2 |  | 0.1 |  |  | 0.3 |  |  | 0.8 |  | 0.3 |
$50.01 to $80.00 | — |  |  | 0.7 |  | — |  |  | — |  |  | 1.7 |  | — |
$80.01 to $120.00 | 0.3 |  |  | 1.8 |  | 0.3 |  |  | 0.7 |  |  | 1.5 |  | 0.7 |
$120.01 to $160.00 | 0.2 |  |  | 4.6 |  | 0.1 |  |  | 0.4 |  |  | 2.2 |  | 0.3 |
$160.01 to $200.00 | 0.1 |  |  | 5.6 |  | 0.1 |  |  | 0.2 |  |  | 2.5 |  | 0.2 |
$200.01 to $230.00 | — |  |  | 4.2 |  | — |  |  | — |  |  | 4.5 |  | — |
$230.01 to $280.00 | — |  |  | 4.9 |  | — |  |  | — |  |  | 2.4 |  | — |
Total | 0.7 |  |  | 3.0 |  | 0.6 |  |  | 1.6 |  |  | 1.7 |  | 1.5 |
Schedule of Restricted Stock Units | The number of RSUs issued and outstanding under all of the Company’s equity plans are as follows:
| Year Ended January 3, 2026 |  | Year Ended December 28, 2024 |  | Year Ended December 30, 2023
(in millions, except for weighted-average grant date fair value) | Units |  | Weighted-Average Grant Date Fair Value |  | Units |  | Weighted-Average Grant Date Fair Value |  | Units |  | Weighted-Average Grant Date Fair Value
RSUs outstanding, beginning of period(1) | 0.7 |  |  | $ | 135.21 |  |  | 3.4 |  |  | $ | 104.81 |  |  | 3.0 |  |  | $ | 105.02 |
Granted(2) | 0.3 |  |  | 163.02 |  |  | 0.2 |  |  | 130.85 |  |  | 0.5 |  |  | 121.79 |
Canceled(3) | (0.2) |  |  | 142.75 |  |  | (2.7) |  |  | 96.40 |  |  | — |  |  | 179.81 |
Vested | (0.2) |  |  | 141.48 |  |  | (0.2) |  |  | 146.27 |  |  | (0.1) |  |  | 177.93 |
RSUs outstanding, end of period | 0.6 |  |  | $ | 145.71 |  |  | 0.7 |  |  | $ | 135.21 |  |  | 3.4 |  |  | $ | 104.81 |
___________________________ (1) The Company recorded $2.5 million, $4.4 million and $2.3 million of RSU related expense for discontinued operations for the years ended January 3, 2026, December 28, 2024 and December 30, 2023, respectively. (2) No RSUs were granted for discontinued operations for the year ended January 3, 2026. (3) On September 23, 2025, in connection with the completion of the sale of Sound United, all outstanding unvested RSUs held by employees of the sold business were canceled.
Schedule of Performance Stock Units | The number of PSUs outstanding under all of the Company’s equity plans are as follows:
| Year Ended January 3, 2026 |  | Year Ended December 28, 2024 |  | Year Ended December 30, 2023
(in millions, except for weighted-average grant date fair value) | Units |  | Weighted-Average Grant Date Fair Value |  | Units |  | Weighted-Average Grant Date Fair Value |  | Units |  | Weighted-Average Grant Date Fair Value
PSUs outstanding, beginning of period(1) | 0.2 |  |  | $ | 172.50 |  |  | 0.3 |  |  | $ | 195.42 |  |  | 0.3 |  |  | $ | 186.83 |
Granted(2) | 0.1 |  | (3) | 179.89 |  |  | 0.1 |  | (4) | 164.19 |  |  | 0.1 |  | (5) | 204.67 |
Canceled(6) | (0.2) |  |  | 171.39 |  |  | (0.2) |  |  | 187.52 |  |  | — |  |  | 193.50 |
Vested | — |  |  | — |  |  | — |  |  | 250.73 |  |  | (0.1) |  |  | 179.42 |
PSUs outstanding, end of period | 0.1 |  |  | $ | 180.65 |  |  | 0.2 |  |  | $ | 172.50 |  |  | 0.3 |  |  | $ | 195.42 |
(1) The Company recorded $(1.0) million, $0.8 million and $(1.5) million of PSU (benefit) expense for discontinued operations for the years ended January 3, 2026, December 28, 2024 and December 30, 2023, respectively. (2) No PSUs were granted for discontinued operations for the year ended January 3, 2026. (3) On February 25, 2025, the Audit Committee approved the weighted payout percentage of 0% for the 2022 PSU awards (three-year performance period), which were based upon the actual fiscal 2024 performance against pre-established performance objectives. Included in the granted amount are those additional PSUs earned based on actual performance achieved. These PSUs were originally awarded at target. (4) On February 26, 2024, the Audit Committee approved the weighted payout percentage of 28% for the 2021 PSU awards (three-year performance period), which were based upon the Company’s actual fiscal year 2023 performance against pre-established performance objectives. Included in the granted amount are those additional PSUs earned based on actual performance achieved. These PSUs were originally awarded at target. (5) On February 27, 2023, the Audit Committee approved the weighted payout percentage of 100% for the 2020 PSU awards (three-year performance period), which were based upon the Company’s actual fiscal year 2022 performance against pre-established performance objectives. Included in the granted amount are those additional PSUs earned based on actual performance achieved. These PSUs were originally awarded at target. (6) On September 23, 2025, in connection with the completion of the sale of Sound United, all outstanding unvested PSUs held by employees of the sold business were canceled.
Schedule of Valuation of Stock-Based Award Activity | The range of assumptions used and the resulting weighted-average fair value of options granted at the date of grant were as follows:
| Year Ended January 3, 2026 |  | Year Ended December 28, 2024 |  | Year Ended December 30, 2023
Risk-free interest rate | 3.9% to 4.1% |  | 3.3% to 4.2% |  | 3.6% to 4.2%
Expected term (in years) | 5.8 years |  | 4.6 years to 5.9 years |  | 5.1 years to 5.9 years
Estimated volatility | 40.5% to 43.1% |  | 33.3% to 42.6% |  | 31.6% to 36.7%
Expected dividends | 0% |  | 0% |  | 0%
Weighted-average fair value of options granted | $68.57 per share to $78.81 per share |  | $59.60 per share |  | $75.08 per share
Share-Based Compensation Expense Included in Consolidated Statements of Operations | The following table presents the total stock-based compensation expense that is included in each functional line item of the consolidated statements of operations:
(in millions) | Year Ended January 3, 2026 |  | Year Ended December 28, 2024 |  | Year Ended December 30, 2023
Cost of goods sold | $ | 0.7 |  |  | $ | 1.0 |  |  | $ | 1.1 |
Selling, general and administrative | 21.9 |  |  | 20.3 |  |  | (2.0) |
Research and development | 13.2 |  |  | 14.8 |  |  | 7.0 |
Total | $ | 35.8 |  |  | $ | 36.1 |  |  | $ | 6.1 |

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