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Quarterly Financial Information (Unaudited) | 12 Months Ended
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Dec. 31, 2020
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Financial Information (Unaudited) | Quarterly Financial Information (Unaudited)
| 2020
| Quarters |  |
(In thousands, except earnings per share) | 1st |  | 2nd |  | 3rd |  | 4th |  | Year
Net sales | $ | 341,145 |  |  | $ | 314,438 |  |  | $ | 304,392 |  |  | $ | 388,248 |  |  | $ | 1,348,223 |
Gross profit | 157,359 |  |  | 141,585 |  |  | 132,232 |  |  | 159,272 |  |  | 590,448 |
Net income attributable to MSA Safety Incorporated | 43,674 |  |  | 36,055 |  |  | 28,034 |  |  | 12,338 |  |  | 120,101 |
Earnings per share(1) |  |  |  |  |  |  |  |  |
Basic | $ | 1.12 |  |  | $ | 0.93 |  |  | $ | 0.72 |  |  | $ | 0.32 |  |  | $ | 3.09 |
Diluted | 1.11 |  |  | 0.92 |  |  | 0.71 |  |  | 0.31 |  |  | 3.05 |
| 2019
| Quarters |  |
(In thousands, except earnings per share) | 1st |  | 2nd |  | 3rd |  | 4th |  | Year
Net sales | $ | 326,038 |  |  | $ | 349,675 |  |  | $ | 351,014 |  |  | $ | 375,254 |  |  | $ | 1,401,981 |
Gross profit | 149,982 |  |  | 161,084 |  |  | 158,701 |  |  | 166,845 |  |  | 636,612 |
Net income attributable to MSA Safety Incorporated | 23,232 |  |  | 39,806 |  |  | 42,239 |  |  | 31,163 |  |  | 136,440 |
Earnings per share(1) |  |  |  |  |  |  |  |  |
Basic | $ | 0.60 |  |  | $ | 1.03 |  |  | $ | 1.09 |  |  | $ | 0.80 |  |  | $ | 3.52 |
Diluted | 0.59 |  |  | 1.01 |  |  | 1.08 |  |  | 0.79 |  |  | 3.48 |
(1) Per share amounts are calculated independently for each period presented; therefore, the sum of the quarterly per share amounts may not equal the per share amounts for the year.

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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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