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NET INCOME (LOSS) PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2019
Earnings Per Share [Abstract] |
Schedule of adjusted net income and diluted common shares | Diluted common shares were calculated as follows:
| Thirteen weeks ended
(in thousands, except per share data) | March 31, 2019 | April 1, 2018
Net income | $ | 8,276 |  | $ | 8,755 |
Weighted average number of common shares used in basic net income per common share | 39,366 |  | 40,443 |
Dilutive effect of non-vested restricted stock | 369 |  | 251 |
Weighted average number of common shares used in diluted net income per common share | 39,735 |  | 40,694 |
Net income per common share: |  |
Basic | $ | 0.21 |  | $ | 0.22 |
Diluted | $ | 0.21 |  | $ | 0.22 |
Anti-dilutive shares | 336 |  | 548 |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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