The amount between the amount recorded and the reserve range maximum.

No definition available.

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- Definition

The amount between the reserve range minimum and the amount recorded.

+ References

No definition available.

+ Details

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- Definition

Increase in loss reserve estimates for prior policy years.

+ References

No definition available.

+ Details

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- Definition

The provision for title losses expressed as a percentage of title premiums and escrow fees.

+ References

No definition available.

+ Details

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Projected ultimate loss ratio percentage.

+ References

No definition available.

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- Definition

Amount of expense for claims incurred in the current reporting period and related claims settlement costs.

+ References

No definition available.

+ Details

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Amount of expense for claims incurred in the current reporting period and related claims settlement costs.

+ References

No definition available.

+ Details

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- Definition

Ultimate loss rate percentage.

+ References

No definition available.

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- Definition

Estimated costs as of the balance sheet date of settling insured claims and costs incurred in the claims settlement process for claims that have not yet been submitted to the insurance company for reimbursement.

+ References

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section W

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 40

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 5.W)

-URI http://asc.fasb.org/extlink&oid=27015833&loc=d3e570705-122907

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 40

-Section 50

-Paragraph 3

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=6482485&loc=d3e14764-158437

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Reserve for Known and Incurred but Not Reported Claims (Narrative) (Detail) (USD $)	12 Months Ended			6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2012
Liability For Future Policy Benefit By Product Segment [Line Items]
Provision related to current year	$ 385,155,000	$ 380,723,000	$ 335,097,000
Provision related to prior years	64,868,000	149,633,000	62,620,000
Provision for title loss, percentage of title premiums and escrow fees	7.00%	8.80%	6.90%
Ultimate loss rate	5.30%faf_UltimateLossRatePercentage	5.00%faf_UltimateLossRatePercentage	5.10%faf_UltimateLossRatePercentage
Estimated increase in loss reserve for prior policy years	62,200,000	148,500,000	62,100,000
IBNR reserve	802,069,000	840,104,000
Reasonable estimates of IBNR reserve range limit minimum	76,000,000
Reasonable estimates of IBNR reserve range limit maximum	188,400,000
Projected ultimate loss ratio percentage	5.30%	4.60%	3.80%
Minimum
Liability For Future Policy Benefit By Product Segment [Line Items]
IBNR reserve	726,100,000
Maximum
Liability For Future Policy Benefit By Product Segment [Line Items]
IBNR reserve	990,500,000
Domestic Commercial Policies
Liability For Future Policy Benefit By Product Segment [Line Items]
Estimated increase in loss reserve for prior policy years	41,400,000
Domestic Lender
Liability For Future Policy Benefit By Product Segment [Line Items]
Estimated increase in loss reserve for prior policy years		67,400,000	25,600,000
Commercial Policies
Liability For Future Policy Benefit By Product Segment [Line Items]
Estimated increase in loss reserve for prior policy years		38,800,000
Guaranteed Valuation Product
Liability For Future Policy Benefit By Product Segment [Line Items]
Estimated increase in loss reserve for prior policy years		21,700,000		11,800,000
International Business
Liability For Future Policy Benefit By Product Segment [Line Items]
Estimated increase in loss reserve for prior policy years			15,600,000
Insurance Segment
Liability For Future Policy Benefit By Product Segment [Line Items]
Provision related to current year	174,400,000	167,300,000	144,100,000
Provision related to prior years	$ 23,200,000	$ 16,000,000	$ 16,700,000