Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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Average value of servicing rights per loan amount.

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Fall out rate used when measuring the fair value of rate lock commitments.

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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-Topic 815

-SubTopic 10

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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- Definition

Amount of mortgage loans held for sale. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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Amount of the contractual principal due at the origination of the mortgage loan (face amount).

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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Fair Value - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2014 Not Designated as Hedging Instrument [Member]	Mar. 31, 2013 Not Designated as Hedging Instrument [Member]	Mar. 31, 2014 Level 2 [Member]	Mar. 31, 2014 Level 2 [Member] Fair Value, Measurements, Recurring [Member] Mortgage Banking [Member] Forward Sales Contracts [Member]	Mar. 31, 2014 Level 2 [Member] Fair Value, Measurements, Recurring [Member] Mortgage Banking [Member] Rate Lock Commitments [Member]	Mar. 31, 2014 Homebuilding [Member]	Dec. 31, 2013 Homebuilding [Member]	Mar. 31, 2014 Homebuilding [Member] Level 2 [Member] Fair Value, Measurements, Recurring [Member] Senior Notes due 2022 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Senior Notes fair value									$ 594,714
Senior Notes carrying value							599,098	599,075	599,098
Notional amount of contractual commitments					308,679	218,827
Average basis points of loan amount	1.05%
Fallout rate of measuring fair value of rate lock commitments	11.00%
Fair value of mortgage loans held for sale	123,833
Change in fair value of loans held for sale	(128)
Aggregate principal balance of loans held for sale				123,961
Fair value adjustment income (expense)		$ 420	$ 3,109