XML 57 R53.htm IDEA: XBRL DOCUMENT

Investments (Net Impairment Losses) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule of Cost-method Investments [Line Items]
Total other-than-temporary impairment (losses) recoveries on debt securities	$ 1,121	$ (1,738)	$ (670)
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent	(2,364)	1,613	0
Net impairment losses (gains) on debt securities recognized in earnings	(1,243)	(125)	(670)
Equity securities impairments	(98)	(14)	(59)
Net OTTI losses recognized in earnings	$ (1,341)	$ (139)	$ (729)
Held-to-maturity Securities [Member]
Schedule of Cost-method Investments [Line Items]
Number of debt securities		1	5
Available-for-sale Securities [Member]
Schedule of Cost-method Investments [Line Items]
Number of debt securities		2	1

Before tax amount of other than temporary impairment (OTTI) on a debt security, categorized as either available-for-sale or held-to-maturity, recognized in other comprehensive income (loss), attributable to the parent entity.

+ References+ Details

- 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+ Details