XML 73 R53.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Note 5 - Income Taxes (Details) - Changes in the Valuation Allowance (USD $) In Thousands, unless otherwise specified |  |  |  |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2013 Increase Due To Uncertainty Of Recovery [Member] | Dec. 31, 2012 Increase Due To Uncertainty Of Recovery [Member] | Dec. 31, 2011 Increase Due To Uncertainty Of Recovery [Member] | Dec. 31, 2013 Decrease Related To Utilization And Expiration [Member] | Dec. 31, 2012 Decrease Related To Utilization And Expiration [Member] | Dec. 31, 2013 Net Valuation Allowance Balance [Member] | Dec. 31, 2012 Net Valuation Allowance Balance [Member] | Dec. 31, 2011 Net Valuation Allowance Balance [Member]
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of year | $ (27,155) | $ (23,030) | $ (22,895) | $ (19,073) |  |  |  |  |  | $ (27,155) | $ (23,030) | $ (22,895)
Valuation Allowance Deferred Tax Asset Change In Amount |  |  |  |  | (3,870) | (3,837) | (3,822) | (255) | 3,702 |  |  |
Balance at end of year | (27,155) | (23,030) | (22,895) | (19,073) |  |  |  |  |  | (27,155) | (23,030) | (22,895)
Valuation Allowance Deferred Tax Asset Change In Amount |  |  |  |  | $ (3,870) | $ (3,837) | $ (3,822) | $ (255) | $ 3,702 |  |  |

X
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
Name: | us-gaap_DeferredTaxAssetsValuationAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition The amount of the change in the period in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e32123-109318 + Details
Name: | us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration