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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Non-Vested PSU Activity [Table Text Block] |
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | TSR PSUs |  |  | date fair value |
Non-vested, beginning of year |  | 594,873 |  | $ | 10.07 |
Granted |  | 405,212 |  |  | 7.00 |
Vested |  | - |  |  | - |
Forfeited |  | (443,405 | ) |  | 8.61 |
Non-vested, end of year |  | 556,680 |  | $ | 9.00 |
Stock Options [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Stock Option Activity [Table Text Block] |
|  |  |  |  |  |  |  | Weighted- |  |  |  |
|  |  |  |  |  |  |  | average |  |  |  |
|  |  |  |  | Weighted- |  |  | remaining |  |  |  |
|  |  |  |  | average |  |  | contractual |  |  | Aggregate |
|  | Stock options |  |  | exercise price |  |  | term (years) |  |  | intrinsic value |
Outstanding, beginning of year |  | 3,920,600 |  | $ | 5.51 |  |  |  |  |  |  |
Granted |  | 534,657 |  |  | 6.29 |  |  |  |  |  |  |
Exercised |  | (310,167 | ) |  | 2.79 |  |  |  |  |  |  |
Forfeited |  | (771,987 | ) |  | 6.53 |  |  |  |  |  |  |
Expired |  | (25,000 | ) |  | 7.36 |  |  |  |  |  |  |
Outstanding, end of year |  | 3,348,103 |  | $ | 5.63 |  |  | 6.5 |  | $ | 2,318 |
Exercisable, end of year |  | 2,125,112 |  | $ | 5.33 |  |  | 5.2 |  | $ | 2,318 |
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | Stock options |  |  | date fair value |
Non-vested, beginning of year |  | 1,965,839 |  | $ | 3.63 |
Granted |  | 534,657 |  |  | 3.87 |
Vested |  | (786,033 | ) |  | 3.64 |
Forfeited |  | (491,472 | ) |  | 3.79 |
Non-vested, end of year |  | 1,222,991 |  | $ | 3.67 |
Schedule of Stock Options Granted using the Black-Scholes Option Pricing Model [Table Text Block] |
|  | December 30, 2023 |  |  | December 31, 2022 |  |  | January 1, 2022 |
Grant-date stock price | $ | 6.29 |  | $ | 5.91 |  | $ | 14.77 |
Dividend yield(a) |  | 0% |  |  | 0% |  |  | 0% |
Expected volatility(b) |  | 63.5% |  |  | 61.6% |  |  | 61.7% |
Risk-free interest rate(c) |  | 4.1% |  |  | 3.0% |  |  | 1.0% |
Expected life of options (years)(d) |  | 6.0 |  |  | 6.0 |  |  | 6.0 |
(a) Determined based on expected annual dividend yield at the time of grant. (b) Determined based on historical volatility of the Company's Common Shares over the expected life of the option. (c) Determined based on the yield on U.S. Treasury zero-coupon issues with maturity dates equal to the expected life of the option. (d) Determined based on the mid-point of vesting (one through three years) and expiration (10 years). The Company has used the simplified method to determine the expected life of options due to insufficient historical exercise data to provide a reasonable basis to estimate the expected life.
Schedule of Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block] |
|  |  |  |  |  |  |  |  |  | Weighted- |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  | average |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  | remaining |  |  | Weighted- |  |  |  |  |  | Weighted- |
| Exercise price range |  |  | Outstanding |  |  | contractual life |  |  | average exercise |  |  | Exercisable |  |  | average exercise |
| Low |  |  | High |  |  | options |  |  | (years) |  |  | price |  |  | options |  |  | price |
$ | 3.25 |  | $ | 3.73 |  |  | 1,016,553 |  |  | 5.2 |  | $ | 3.35 |  |  | 1,016,553 |  | $ | 3.35 |
| 3.74 |  |  | 5.69 |  |  | 278,998 |  |  | 5.1 |  |  | 4.87 |  |  | 242,640 |  |  | 4.78 |
| 5.70 |  |  | 6.13 |  |  | 1,402,892 |  |  | 8.0 |  |  | 5.91 |  |  | 505,767 |  |  | 5.91 |
| 6.14 |  |  | 9.48 |  |  | 327,235 |  |  | 8.2 |  |  | 6.51 |  |  | 62,005 |  |  | 7.19 |
| 9.49 |  |  | 14.77 |  |  | 322,425 |  |  | 3.3 |  |  | 11.40 |  |  | 298,147 |  |  | 11.12 |
|  |  |  |  |  |  | 3,348,103 |  |  | 6.5 |  | $ | 5.63 |  |  | 2,125,112 |  | $ | 5.33 |
Restricted Stock Units ("RSUs") [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] |
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | RSUs |  |  | date fair value |
Non-vested, beginning of year |  | 659,649 |  | $ | 7.14 |
Granted |  | 443,247 |  |  | 5.88 |
Vested |  | (380,577 | ) |  | 6.57 |
Forfeited |  | (122,595 | ) |  | 7.14 |
Non-vested, end of year |  | 599,724 |  | $ | 6.58 |
Performance Share Units [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Stock Options Granted using the Black-Scholes Option Pricing Model [Table Text Block] |
|  | December 30, 2023 |  |  | December 31, 2022 |  |  | January 1, 2022 |
Grant-date stock price | $ | 6.35 |  | $ | 5.91 |  | $ | 14.77 |
Dividend yield |  | 0% |  |  | 0% |  |  | 0% |
Expected volatility(a) |  | 55.5% |  |  | 67.8% |  |  | 76.9% |
Risk-free interest rate(b) |  | 4.7% |  |  | 2.8% |  |  | 0.3% |
Expected life (in years)(c) |  | 2.5 |  |  | 2.7 |  |  | 2.7 |
(a) Determined based on the historical volatility of the Common Shares over the performance period of the PSUs. (b) Determined based on U.S. Treasury yields with a remaining term equal to the performance period of the PSUs. (c) Determined based on the performance period of the PSUs.
Schedule of Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] |
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | EBITDA PSUs |  |  | date fair value |
Non-vested, beginning of year |  | 2,355,431 |  | $ | 4.80 |
Granted |  | 1,137,057 |  |  | 6.96 |
Vested |  | (2,299,700 | ) |  | 4.78 |
Cancelled or forfeited |  | (191,892 | ) |  | 6.55 |
Non-vested, end of year |  | 1,000,896 |  | $ | 6.95 |

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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (e)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Line items represent financial concepts included in a table. 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