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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 28, 2019
Chief Executive Officer [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] |
| Stock Options |  | PSUs |
Grant-date stock price | $ | 3.36 |  | $ | 3.36 |
Exercise price | $ | 3.36 |  |  | NA |
Dividend yield |  | 0% |  |  | 0% |
Expected volatility(1) |  | 47.87% |  |  | 55.68% |
Risk-free interest rate(2) |  | 2.36% |  |  | 2.30% |
Expected life (in years)(3) |  | 6.50 |  |  | 1.82 |
(1) Determined based on the historical volatility of the Common Shares over the expected life of the stock options and performance period of the PSUs. (2) Determined based on U.S. Treasury yields with a remaining term equal to the expected life of the stock options and performance period of the PSUs.
Chief Financial Officer [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] |
| Stock Options |  | PSUs |
Grant-date stock price | $ | 2.38 |  | $ | 2.38 |
Exercise price | $ | 2.38 |  |  | NA |
Dividend yield |  | 0% |  |  | 0% |
Expected volatility(1) |  | 49.65% |  |  | 55.94% |
Risk-free interest rate(2) |  | 1.40% |  |  | 1.38% |
Expected life (in years)(3) |  | 6.50 |  |  | 2.06 |
(1) Determined based on the historical volatility of the Common Shares over the expected life of the stock options and performance period of the PSUs. (2) Determined based on U.S. Treasury yields with a remaining term equal to the expected life of the stock options and performance period of the PSUs. (3) Determined based on the mid-point of vesting (three years) and expiration (ten years) for the stock options and the derived service period for the PSUs.

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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 http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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