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Acquisition (Details 1) - USD ($) $ in Thousands | Sep. 01, 2018 | Mar. 03, 2018 | Jun. 12, 2017 | Mar. 04, 2017
--- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |
Goodwill | $ 186,522 | $ 180,956 |  | $ 101,334
EFCO Corporation |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Net working capital |  |  | $ 1,422 |
Property, plant and equipment |  |  | 44,641 |
Goodwill |  |  | 90,429 |
Other intangible assets |  |  | 71,500 |
Less: Long-term liabilities acquired, net |  |  | 17,643 |
Net assets acquired |  |  | $ 190,349 |

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