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Consolidated Statements Of Cash Flows (Parenthetical) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018
Statement of Cash Flows [Abstract] |  |
Non cash net unrealized (gain) loss on investments, net of deferred tax benefit (provision) | $ (511) | $ 406

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- Definition The amount of deferred tax provision resulting from unrealized gains and losses during the period. + References No definition available. + Details
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Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Balance Type: | na
Period Type: | duration