XML 61 R27.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Assets: |  |
Available for sale securities | $ 5,225,043 | $ 5,304,579
Fair Value Measurements Recurring [Member] | Estimate Of Fair Value Fair Value Disclosure [Member] |  |
Assets: |  |
Available for sale securities | 5,225,043 | 5,304,579
Fair Value Measurements Recurring [Member] | Estimate Of Fair Value Fair Value Disclosure [Member] | Mortgage Backed Securities [Member] |  |
Assets: |  |
Available for sale securities | 4,927,862 | 5,027,701
Fair Value Measurements Recurring [Member] | Estimate Of Fair Value Fair Value Disclosure [Member] | U S States And Political Subdivisions [Member] |  |
Assets: |  |
Available for sale securities | 268,095 | 248,410
Fair Value Measurements Recurring [Member] | Estimate Of Fair Value Fair Value Disclosure [Member] | Equity Securities [Member] |  |
Assets: |  |
Available for sale securities | 29,086 | 28,468
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level1 [Member] |  |
Assets: |  |
Available for sale securities | 29,086 | 28,468
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level1 [Member] | Equity Securities [Member] |  |
Assets: |  |
Available for sale securities | 29,086 | 28,468
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level2 [Member] |  |
Assets: |  |
Available for sale securities | 5,169,961 | 5,248,259
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level2 [Member] | Mortgage Backed Securities [Member] |  |
Assets: |  |
Available for sale securities | 4,901,866 | 4,999,849
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level2 [Member] | U S States And Political Subdivisions [Member] |  |
Assets: |  |
Available for sale securities | 268,095 | 248,410
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level3 [Member] |  |
Assets: |  |
Available for sale securities | 25,996 | 27,852
Fair Value Measurements Recurring [Member] | Fair Value Inputs Level3 [Member] | Mortgage Backed Securities [Member] |  |
Assets: |  |
Available for sale securities | $ 25,996 | $ 27,852

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

X
- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant