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Fair Value Measurements (Details) - Recurring basis - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Total |  |
Fair value |  |
Investment securities - trading | $ 1,432 | $ 1,308
Total assets measured at fair value on a recurring basis | 1,432 | 1,308
Level 1 - Quoted Prices in Active Markets for Identical Assets |  |
Fair value |  |
Investment securities - trading | 1,432 | 1,308
Total assets measured at fair value on a recurring basis | 1,432 | 1,308
Level 2 - Significant Other Observable Inputs |  |
Fair value |  |
Investment securities - trading | 0 | 0
Total assets measured at fair value on a recurring basis | 0 | 0
Level 3 - Significant Unobservable Inputs |  |
Fair value |  |
Investment securities - trading | 0 | 0
Total assets measured at fair value on a recurring basis | $ 0 | $ 0

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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