v3.21.1

BASIS OF PRESENTATION (Tables) | 3 Months Ended
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Apr. 04, 2021
Nature of Business and Significant Accounting Policies |
Schedule of reconciliation of basic and diluted net (loss) income per common share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​
(in thousands, except per share data) |  | April 4, 2021 |  | March 29, 2020 | ​
Net income per share – basic: | ​ | ​ |  |  | ​ |  | ​
Net income attributable to shareholders | ​ | $ | 799 | ​ | $ | 13,707 | ​
Weighted average shares outstanding - basic | ​ |  | 9,208 | ​ |  | 9,121 | ​
Basic net income per share attributable to shareholders | ​ | $ | 0.09 | ​ | $ | 1.50 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income per share – diluted: | ​ |  |  | ​ |  |  | ​
Net income attributable to shareholders | ​ | $ | 799 | ​ | $ | 13,707 | ​
Weighted average shares outstanding - diluted | ​ |  | 9,501 | ​ |  | 9,202 | ​
Diluted net income per share attributable to shareholders | ​ | $ | 0.08 | ​ | $ | 1.49 | ​
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | Three Months Ended | ​
​ | April 4, 2021 |  | March 29, 2020 | ​
Effective tax rate | ​ | 10.5 | % | ​ | (2.7) | %

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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