XML 46 R31.htm IDEA: XBRL DOCUMENT
v2.4.0.8

INVESTMENT SECURITIES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2013
INVESTMENT SECURITIES |
Schedule of amortized cost and estimated fair values of available-for-sale securities by balance sheet classification |
As of December 31, 2013 |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |
Municipal obligations |  | $ | 403 |  | $ | 12 |  | $ | — |  | $ | 415 |
U.S. government securities funds |  | 997 |  | — |  | (14 | ) | 983 |
Equity securities |  | 227 |  | 386 |  | (5 | ) | 608 |
Total short-term investment securities |  | $ | 1,627 |  | $ | 398 |  | $ | (19 | ) | $ | 2,006 |
As of December 31, 2012 |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |
Municipal obligations |  | $ | 608 |  | $ | 30 |  | $ | — |  | $ | 638 |
U.S. government securities funds |  | 995 |  | — |  | (9 | ) | 986 |
Equity securities |  | 227 |  | 228 |  | (8 | ) | 447 |
Total short-term investment securities |  | $ | 1,830 |  | $ | 258 |  | $ | (17 | ) | $ | 2,071 |

X
- Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration