Summary of Segment Information |
| | | | | | | | | | | | | | (In thousands) | | Industrial | | Water Treatment | | Total | Three months ended December 29, 2013: | | | | | | | Sales | | $ | 58,510 |
| | $ | 23,187 |
| | $ | 81,697 |
| Gross profit | | 7,351 |
| | 6,199 |
| | 13,550 |
| Selling, general, and administrative expenses | | 4,799 |
| | 3,368 |
| | 8,167 |
| Operating income | | 2,552 |
| | 2,831 |
| | 5,383 |
| Three months ended December 30, 2012: | | | | | | | Sales | | $ | 63,109 |
| | $ | 22,418 |
| | $ | 85,527 |
| Gross profit | | 2,627 |
| | 5,499 |
| | 8,126 |
| Selling, general, and administrative expenses | | 4,731 |
| | 2,886 |
| | 7,617 |
| Operating income | | (2,104 | ) | | 2,613 |
| | 509 |
| Nine months ended December 29, 2013: | | | | | | | Sales | | $ | 182,224 |
| | $ | 80,816 |
| | $ | 263,040 |
| Gross profit | | 23,855 |
| | 23,496 |
| | 47,351 |
| Selling, general, and administrative expenses | | 15,114 |
| | 10,316 |
| | 25,430 |
| Operating income | | 8,741 |
| | 13,180 |
| | 21,921 |
| Nine months ended December 30, 2012: | | | | | | | Sales | | $ | 182,474 |
| | $ | 80,312 |
| | $ | 262,786 |
| Gross profit | | 19,992 |
| | 22,637 |
| | 42,629 |
| Selling, general, and administrative expenses | | 14,261 |
| | 9,038 |
| | 23,299 |
| Operating income | | 5,731 |
| | 13,599 |
| | 19,330 |
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