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Equity - AOCI Rollforward (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2019
Changes in the balances of each component of AOCI |  |
Balance at the beginning of the period | $ 411,026 | $ 437,775
Total other comprehensive income (loss), net of tax | (42) | 16
Balance at the end of the period | 402,470 | 402,470
Accumulated Other Comprehensive Income |  |
Changes in the balances of each component of AOCI |  |
Balance at the beginning of the period | 1,878 | 1,820
Total other comprehensive income (loss), net of tax |  | 16
Balance at the end of the period | 1,836 | 1,836
Foreign Currency Translation |  |
Changes in the balances of each component of AOCI |  |
Balance at the beginning of the period |  | 1,836
Total other comprehensive income (loss), net of tax |  | 8
Balance at the end of the period | 1,844 | 1,844
Unrealized Gains (Losses) on Available for Sale Securities |  |
Changes in the balances of each component of AOCI |  |
Balance at the beginning of the period |  | (16)
Total other comprehensive income (loss), net of tax |  | 8
Balance at the end of the period | $ (8) | $ (8)

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