XML 35 R15.htm IDEA: XBRL DOCUMENT
v3.6.0.2

INVESTMENT SECURITIES | 12 Months Ended
--- | ---
Dec. 31, 2016
Investments, Debt and Equity Securities [Abstract] |
INVESTMENT SECURITIES | INVESTMENT SECURITIES The amortized cost and estimated fair values of available-for-sale securities are as follows (dollar amounts in thousands):
As of December 31, 2016 |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
U.S. government securities funds |  | $ | 1,799 |  |  | $ | — |  |  | $ | (23 | ) |  | $ | 1,776 |
Total short-term investment securities |  | $ | 1,799 |  |  | $ | — |  |  | $ | (23 | ) |  | $ | 1,776 |
As of December 31, 2015 |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
U.S. government securities funds |  | $ | 1,794 |  |  | $ | — |  |  | $ | (22 | ) |  | $ | 1,772 |
Total short-term investment securities |  | $ | 1,794 |  |  | $ | — |  |  | $ | (22 | ) |  | $ | 1,772 |
During 2016, 2015, and 2014, the proceeds from the sales of available-for-sale securities were $5,000, $0.8 million, and $0.2 million, respectively. During the year ended December 31, 2016, the Company had no gross realized gains (losses) on sales of available-for-sale securities (net of tax). During the year ended December 31, 2015, the Company had gross realized gains of $0.3 million on sales of available-for-sale securities (net of tax). There were zero realized gains (losses) on sales of available-for-sales securities (net of tax) for the year ended December 31, 2014. The Company’s trading securities portfolio totaled $1.4 million and $1.0 million at December 31, 2016 and 2015, respectively, and generated gains of $0.1 million, and losses of $5,000, and gains of $0.1 million, for the years ended December 31, 2016, 2015, and 2014, respectively.

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -Glossary Debt Security -URI http://asc.fasb.org/extlink&oid=6509901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27290-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -Glossary Equity Security -URI http://asc.fasb.org/extlink&oid=6511694 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27357-111563 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27405-111563 + Details
Name: | us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration