v3.19.1

Basis and Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - Accounting Standards Update 2016-02 - USD ($) $ in Thousands | Mar. 31, 2019 | Jan. 01, 2019
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New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Opening Balance Sheet Adjustment - ASC 842, net of taxes | $ 2,592 |
Retained Earnings |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Opening Balance Sheet Adjustment - ASC 842, net of taxes | $ 2,592 | $ 2,612

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