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Revenue Recognition (Tables) | 12 Months Ended
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Apr. 30, 2019
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following table disaggregates our consolidated revenue by major sales distribution channels for the years ended April 30, 2019, 2018 and 2017:
| FISCAL YEARS ENDED APRIL 30
(in thousands) | 2019 |  | 2018 |  | 2017
Home center retailers | $ | 788,803 |  |  | $ | 493,904 |  |  | $ | 352,583 |
Builders | 631,474 |  |  | 557,382 |  |  | 495,441 |
Independent dealers and distributors | 225,042 |  |  | 198,988 |  |  | 182,224 |
Net Sales | $ | 1,645,319 |  |  | $ | 1,250,274 |  |  | $ | 1,030,248 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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