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Valuation of Intangible Assets (Detail) - Jan. 01, 2015 - USD ($) $ in Thousands	Total
Acquired Intangible Assets [Line Items]
Amount	$ 32,000
State insurance licenses
Acquired Intangible Assets [Line Items]
Amount	5,000
Value of business acquired
Acquired Intangible Assets [Line Items]
Amount	$ 25,500
Value of business acquired | Maximum
Acquired Intangible Assets [Line Items]
Useful Life	1 year
Agent Relationships
Acquired Intangible Assets [Line Items]
Useful Life	10 years
Amount	$ 900
Trade names
Acquired Intangible Assets [Line Items]
Amount	$ 600
Trade names | Maximum
Acquired Intangible Assets [Line Items]
Useful Life	8 years
Trade names | Minimum
Acquired Intangible Assets [Line Items]
Useful Life	7 years

X

- Definition

Acquired Intangible Assets [Line Items]

+ References

No definition available.

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 350



-SubTopic 30



-Section 50



-Paragraph 1



-Subparagraph (a)(3)



-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 805



-SubTopic 20



-Section 50



-Paragraph 1



-Subparagraph (c)



-URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination.

+ References

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Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, resulting from a business combination.

+ References

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