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Amount of paid and unpaid common stock dividends declared with the form of settlement in stock.

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-Section 04

-Article 3

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Supplemental Disclosures of Cash Flow Information - Summary of Supplemental Disclosures of Cash Flow Information (Detail) (USD $) In Thousands, unless otherwise specified	1 Months Ended	6 Months Ended		12 Months Ended			3 Months Ended
	Nov. 30, 2011	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2014	Jun. 30, 2013
Supplemental Disclosure of Cash Flow Information
Cash paid for interest		$ 154,843us-gaap_InterestPaid	$ 127,802us-gaap_InterestPaid	$ 278,679us-gaap_InterestPaid	$ 209,943us-gaap_InterestPaid	$ 154,815us-gaap_InterestPaid
Cash paid (received) for taxes				96,849us-gaap_IncomeTaxesPaidNet	33,319us-gaap_IncomeTaxesPaidNet	18,752us-gaap_IncomeTaxesPaidNet
Cash paid (received) for taxes		(17,801)wac_CashPaidOrRefundReceivedForTaxes	55,444wac_CashPaidOrRefundReceivedForTaxes
Supplemental Disclosure of Non-Cash Investing and Financing Activities
Real estate owned acquired through foreclosure		59,484us-gaap_TransferToOtherRealEstate	60,955us-gaap_TransferToOtherRealEstate	107,629us-gaap_TransferToOtherRealEstate	73,513us-gaap_TransferToOtherRealEstate	68,011us-gaap_TransferToOtherRealEstate
Residential loans originated to finance the sale of real estate owned		30,057	34,032	63,219	58,376	71,242
Acquisition of servicing rights		83,868wac_AcquisitionOfMsrPoolNoncash	14,083wac_AcquisitionOfMsrPoolNoncash		21,011wac_AcquisitionOfMsrPoolNoncash
Issuance of common stock for acquisitions					41,346us-gaap_StockIssued1	40,220us-gaap_StockIssued1
Stock dividend	5,600us-gaap_DividendsCommonStockStock					5,580us-gaap_DividendsCommonStockStock
Capitalized Servicing Rights [Member]
Supplemental Disclosure of Non-Cash Investing and Financing Activities
Servicing rights capitalized upon sales of loans		$ 98,167	$ 37,595	$ 187,749			$ 45,554	$ 36,305