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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of allocation of share-based compensation expense [Table Text Block] |
|  | December 31, 2022 |  |  | January 1, 2022 |  |  | January 2, 2021 |
|  | $ |  |  | $ |  |  | $ |
Selling, general and administrative expenses |  | 13,830 |  |  | 9,100 |  |  | 12,570 |
Other income(1) |  | - |  |  | - |  |  | (894 | )
Earnings from discontinued operations(2) |  | - |  |  | - |  |  | 540 |
Total stock-based compensation expense |  | 13,830 |  |  | 9,100 |  |  | 12,216 |
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 |  | 2,281,621 |  | $ | 5.29 |  |  |  |  |  |  |
Granted |  | 1,800,007 |  |  | 5.91 |  |  |  |  |  |  |
Exercised |  | (69,457 | ) |  | 6.18 |  |  |  |  |  |  |
Forfeited |  | (61,307 | ) |  | 8.12 |  |  |  |  |  |  |
Expired |  | (30,264 | ) |  | 5.96 |  |  |  |  |  |  |
Outstanding, end of year |  | 3,920,600 |  | $ | 5.51 |  |  | 7.5 |  | $ | 12,734 |
Exercisable, end of year |  | 1,954,761 |  | $ | 4.79 |  |  | 5.9 |  | $ | 7,845 |
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | Stock options |  |  | date fair value |
Non-vested, beginning of year |  | 1,615,633 |  | $ | 2.28 |
Granted |  | 1,800,007 |  |  | 3.49 |
Vested |  | (1,405,905 | ) |  | 4.01 |
Forfeited |  | (43,896 | ) |  | 1.89 |
Non-vested, end of year |  | 1,965,839 |  | $ | 3.63 |
Schedule of stock options granted using the Black-Scholes option pricing model [Table Text Block] |
|  | December 31, 2022 |  |  | January 1, 2022 |  |  | January 2, 2021 |
Grant-date stock price | $ | 5.91 |  | $ | 14.77 |  | $ | 4.64 |
Dividend yield(a) |  | 0% |  |  | 0% |  |  | 0% |
Expected volatility(b) |  | 61.6% |  |  | 61.7% |  |  | 60.0% |
Risk-free interest rate(c) |  | 3.0% |  |  | 1.0% |  |  | 0.4% |
Expected life of options (years)(d) |  | 6.0 |  |  | 6.0 |  |  | 6.0 |
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 |
$ | 2.38 |  | $ | 3.32 |  |  | 332,792 |  |  | 6.3 |  | $ | 2.57 |  |  | 332,792 |  | $ | 2.57 |
| 3.33 |  |  | 3.73 |  |  | 960,061 |  |  | 6.3 |  |  | 3.36 |  |  | 960,061 |  |  | 3.36 |
| 3.74 |  |  | 5.59 |  |  | 353,387 |  |  | 7.2 |  |  | 4.76 |  |  | 245,703 |  |  | 4.78 |
| 5.60 |  |  | 6.28 |  |  | 1,780,431 |  |  | 9.3 |  |  | 5.91 |  |  | 5,793 |  |  | 5.91 |
| 6.29 |  |  | 14.77 |  |  | 493,929 |  |  | 4.6 |  |  | 10.74 |  |  | 410,412 |  |  | 9.92 |
|  |  |  |  |  |  | 3,920,600 |  |  | 7.5 |  | $ | 5.51 |  |  | 1,954,761 |  | $ | 4.79 |
Restricted stock units ("RSUs") [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] | The following table summarizes non-vested RSU activity during the year ended December 31, 2022:
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | RSUs |  |  | date fair value |
Non-vested, beginning of year |  | 815,247 |  | $ | 6.39 |
Granted |  | 466,945 |  |  | 6.40 |
Vested |  | (549,754 | ) |  | 5.40 |
Forfeited |  | (72,789 | ) |  | 7.11 |
Non-vested, end of year |  | 659,649 |  | $ | 7.14 |
Performance Share Unit ("PSUs") [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 31, 2022 |  |  | January 1, 2022 |
Grant-date stock price | $ | 5.91 |  | $ | 14.77 |
Dividend yield |  | 0% |  |  | 0% |
Expected volatility(a) |  | 67.8% |  |  | 76.9% |
Risk-free interest rate(b) |  | 2.8% |  |  | 0.3% |
Expected life (in years)(c) |  | 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 non-vested PSU activity [Table Text Block] | The following table summarizes non-vested EBITDA PSU activity during the year ended December 31, 2022:
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | EBITDA PSUs |  |  | date fair value |
Non-vested, beginning of year |  | 1,380,955 |  | $ | 7.62 |
Granted |  | 1,846,196 |  |  | 5.45 |
Vested |  | (58,235 | ) |  | 4.91 |
Cancelled or forfeited |  | (813,485 | ) |  | 11.05 |
Non-vested, end of year |  | 2,355,431 |  | $ | 4.80 |
Total Shareholder Return Performance Shares [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] |
|  |  |  |  | Weighted- |
|  |  |  |  | average grant- |
|  | TSR PSUs |  |  | date fair value |
Non-vested, beginning of year |  | 71,346 |  | $ | 23.40 |
Granted |  | 547,071 |  |  | 8.48 |
Vested |  | - |  |  | - |
Forfeited |  | (23,544 | ) |  | 13.40 |
Non-vested, end of year |  | 594,873 |  | $ | 10.07 |

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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