Receivables, Net - Summary of Receivables, Net (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Receivables [Abstract]
Insurance premium receivables	$ 98,220us-gaap_PremiumsReceivableGross	$ 103,149us-gaap_PremiumsReceivableGross
Servicing fee receivables	51,183	54,794
Receivables related to Non-Residual Trusts	25,201	43,545
Income tax receivables	17,106us-gaap_IncomeTaxReceivable	53,495us-gaap_IncomeTaxReceivable
Other receivables	27,837us-gaap_OtherReceivables	67,126us-gaap_OtherReceivables
Total receivables	219,547us-gaap_AccountsReceivableGross	322,109us-gaap_AccountsReceivableGross
Less: Allowance for uncollectible receivables	(3,918)	(2,914)
Receivables, net	$ 215,629us-gaap_AccountsReceivableNet	$ 319,195us-gaap_AccountsReceivableNet

Fair value portion of amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties.

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- Definition

For unclassified balance sheet, amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business.

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- Definition

For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

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- Definition

For an unclassified balance sheet, the amount of fees and other revenue, excluding investment income receivable, earned but not yet received, which were recognized in conformity with revenue recognition criteria based on estimates or specific contractual terms.

+ References

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- Definition

The valuation allowance as of the balance sheet date to reduce the gross amount of receivables to estimated net realizable value, which would be presented in parentheses on the face of the balance sheet.

+ References

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- Definition

Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable.

+ References

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- Definition

Carrying amounts due as of the balance sheet date from parties or arising from transactions not otherwise specified in the taxonomy.

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- Definition

Gross amount, as of the balance sheet date, due the entity from (a) agents and insureds, (b) uncollected premiums and (c) others, before deducting the allowance for doubtful accounts.

+ References

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