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Nature of Operations and Summary of Significant Accounting Policies Other Comprehensive Income (Details) (Reclassification out of accumulated other comprehensive income, USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013
Reclassification out of accumulated other comprehensive income |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |
Other than temporary impairment losses, investments, portion recognized in earnings, net | $ 0

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- Definition The amount of other than temporary impairment (OTTI) losses on equity securities, OTTI related to credit losses on debt securities, and OTTI losses on debt securities when the entity intends to sell the securities or it is more likely than not that the entity will be required to sell the securities before recovery of its amortized cost basis. Additionally, this item includes OTTI losses recognized during the period on investments accounted for under the cost method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 8B -URI http://asc.fasb.org/extlink&oid=27724398&loc=SL6284393-111563 + Details
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