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Quarterly Results of Operations (Unaudited) | 12 Months Ended
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Dec. 31, 2020
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Results of Operations (Unaudited) | Quarterly Results of Operations (Unaudited)
| 2020
(Dollars in thousands, except per share amounts) | First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter
Net sales | $ | 198,810 |  |  | $ | 191,157 |  |  | $ | 201,944 |  |  | $ | 210,672 |
Gross margin | $ | 65,630 |  |  | $ | 69,969 |  |  | $ | 75,518 |  |  | $ | 80,703 |
Net income | $ | 13,259 |  |  | $ | 14,520 |  |  | $ | 7,006 |  |  | $ | 15,205 |
Net income per share: |  |  |  |  |  |  |
Basic | $ | 0.71 |  |  | $ | 0.78 |  |  | $ | 0.37 |  |  | $ | 0.82 |
Diluted | $ | 0.71 |  |  | $ | 0.78 |  |  | $ | 0.37 |  |  | $ | 0.81 |
| 2019
(Dollars in thousands, except per share amounts) | First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter
Net sales | $ | 239,798 |  |  | $ | 242,852 |  |  | $ | 221,842 |  |  | $ | 193,768 |
Gross margin | $ | 85,394 |  |  | $ | 85,828 |  |  | $ | 78,867 |  |  | $ | 64,203 |
Net income (loss) | $ | 28,399 |  |  | $ | 24,293 |  |  | $ | 23,387 |  |  | $ | (28,760) |
Net income (loss) per share: |  |  |  |  |  |  |
Basic | $ | 1.53 |  |  | $ | 1.31 |  |  | $ | 1.26 |  |  | $ | (1.55) |
Diluted | $ | 1.52 |  |  | $ | 1.30 |  |  | $ | 1.25 |  |  | $ | (1.55) |

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- References No definition available. + Details
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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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