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Income Taxes (Schedule Of Unrecognized Tax Benefits) (Details) (USD $)
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12 Months Ended | ||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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| Income Taxes [Abstract] | |||
| Unrecognized tax benefits - January 1 | $ 234,000 | $ 270,000 | $ 349,000 |
| Gross increases - tax positions in prior period | 0 | 0 | 0 |
| Gross decreases - tax positions in prior period | 0 | 0 | 0 |
| Gross increases - current period tax positions | 0 | 7,000 | 7,000 |
| Expiration of statute of limitations | (81,000) | (43,000) | (86,000) |
| Unrecognized tax benefits - December 31, 2012 | $ 153,000 | $ 234,000 | $ 270,000 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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