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Accumulated Other Comprehensive Income (Tables) | 6 Months Ended
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Jun. 30, 2017
Accumulated Other Comprehensive Income [Abstract] |
Schedule of Accumulated Other Comprehensive Income |
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﻿Changes in Accumulated Other Comprehensive Income by Component (1)
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Three months ended |  | Six months ended
﻿ |  | June 30, |  | June 30,
﻿ |  | 2017 |  | 2016 |  | 2017 |  | 2016
﻿ |  | (unaudited) |  | (unaudited)
﻿ |  | Unrealized Gains and Losses on Available-for-Sale Securities |  | Unrealized Gains and Losses on Available-for-Sale Securities
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Accumulated other comprehensive income (loss), beginning of period |  | $ | 1 |  | $ | 60 |  | $ | 2 |  | $ | (9)
﻿Other comprehensive gain (loss) before reclassifications (2) |  |  | (2) |  |  | 20 |  |  | (3) |  |  | 89
﻿Net current-period other comprehensive income (loss) |  |  | (2) |  |  | 20 |  |  | (3) |  |  | 89
﻿Accumulated other comprehensive income (loss), end of period |  | $ | (1) |  | $ | 80 |  | $ | (1) |  | $ | 80
﻿
| (1) All amounts are net of tax. Amounts in parentheses indicate a reduction of other comprehensive income.
| (2) There were no am ounts reclassified out of other comprehensive income for the three and six months ended June 30, 2017 and 2016.

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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