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Condensed Consolidated Statements of Stockholders' Equity (Parenthetical) - shares shares in Thousands | 3 Months Ended
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Jun. 30, 2020 | Mar. 31, 2020 | Jun. 30, 2019 | Mar. 31, 2019
Statement of Stockholders' Equity [Abstract] |  |  |  |
Restricted share grants, net settled shares (in shares) | 18 | 58 | 17 | 38

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