Other Assets and Liabilities - Summary of Other Assets (Detail) - USD ($) $ in Thousands		Jun. 30, 2015	Dec. 31, 2014
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Margin receivable		$ 71,392	$ 65,374
FHLBC stock		30,001	10,688
Pledged collateral		10,194	9,927
Guarantee asset		6,417	7,201
Investment receivable		5,378	1,103
Deposits		5,000	5,000
Fixed assets and leasehold improvements		4,442	3,008
REO		4,410	4,391
Income taxes receivable		3,278	175
Prepaid expenses		3,031	3,372
Other		4,077	3,657
Total Other Assets	[1]	147,620	$ 113,896
Fixed assets		7,000
Accumulated depreciation		$ 4,000

[1] Our consolidated balance sheets include assets of consolidated variable interest entities (“VIEs”) that can only be used to settle obligations of these VIEs and liabilities of consolidated VIEs for which creditors do not have recourse to the primary beneficiary (Redwood Trust, Inc.). At June 30, 2015 and December 31, 2014, assets of consolidated VIEs totaled $1,622,636 and $1,900,208, respectively, and liabilities of consolidated VIEs totaled $1,263,249 and $1,546,490, respectively. See Note 4 for further discussion.