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Insurance Operations - Assets Held by Insurance Regulators (Detail) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012
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Restricted Cash and Cash Equivalents [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Assets held by insurance regulators | $ 2,600 | $ 33,009
Investments [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Assets held by insurance regulators | $ 3,777 | $ 4,009

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- Definition Carrying amount of cash and investment securities on deposit with state regulatory authorities in connection with capital requirements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 320 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28366721&loc=d3e22002-158495 + Details
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- Details
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