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Basis of Presentation - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands | Dec. 18, 2019 | Nov. 30, 2019 | Sep. 01, 2019 | Aug. 31, 2019
--- | --- | --- | --- | ---
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Operating lease assets |  | $ 30,720 | $ 33,811 | $ 0
Operating lease liabilities |  | $ 30,482 |  |
Subsequent Event |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Cash dividend (in dollars per share) | $ 0.11 |  |  |
Accounting Standards Update 2016-02 |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Operating lease assets |  |  | 33,811 |
Operating lease liabilities |  |  | $ 33,400 |

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