Financing Arrangements	3 Months Ended
Mar. 31, 2016
Condensed Financial Information Of Parent Company Only Disclosure [Abstract]
Financing Arrangements	Note 8: Financing Arrangements As of March 19, 2012, a Financing Agreement (the “Financing Agreement”) was entered into by and among WMIH, WMIIC, the lenders, severally and not jointly, party thereto (each a “Lender” and collectively, the “Lenders”) and U.S. Bank National Association, a national banking association, as administrative agent for the Lenders. Pursuant to the terms and conditions of the Financing Agreement, the commitment of the Lenders to extend credit under the Financing Agreement would have terminated no later than March 19, 2015. However, on January 5, 2015, the Company entered into an agreement for termination of the Financing Agreement, (the “Financing Agreement Termination”). Pursuant to the Financing Agreement Termination, the Financing Agreement automatically terminated on January 5, 2015 and the Company no longer has or will have access to the funds thereunder. As of January 5, 2015, there were no loans outstanding under the Financing Agreement. On January 30, 2014, WMIH entered into (i) a note purchase agreement, dated as of January 30, 2014 (the “Note Purchase Agreement”), with the guarantors party thereto and KKR Management Holdings L.P. (“KKR Management”), (ii) an investment agreement, dated as of January 30, 2014 (the “Investment Agreement”), with KKR Fund Holdings L.P. (“KKR Fund” and, together with KKR Management, “KKR”) and, for limited purposes, KKR Management and (iii) an investor rights agreement, dated as of January 30, 2014 (the “Investor Rights Agreement”), with KKR Fund (together, the “KKR Transaction”). Pursuant to the terms and conditions of the Note Purchase Agreement, KKR Management committed to purchase up to $150.0 million aggregate principal amount (at issuance) of subordinated 7.5% PIK notes from the Company. On December 19, 2014, the Company, as a result of affiliates of KKR agreeing to purchase 200,000 shares of Series B Preferred Stock, and other parties to the Note Purchase Agreement executed an amendment to the Note Purchase Agreement that had the effect of terminating the Note Purchase Agreement as of the effective date of the reincorporation of WMIH from Washington to Delaware which occurred on May 11, 2015.

Note 8: Financing Arrangements

As of March 19, 2012, a Financing Agreement (the “Financing Agreement”) was entered into by and among WMIH, WMIIC, the lenders, severally and not jointly, party thereto (each a “Lender” and collectively, the “Lenders”) and U.S. Bank National Association, a national banking association, as administrative agent for the Lenders.

Pursuant to the terms and conditions of the Financing Agreement, the commitment of the Lenders to extend credit under the Financing Agreement would have terminated no later than March 19, 2015. However, on January 5, 2015, the Company entered into an agreement for termination of the Financing Agreement, (the “Financing Agreement Termination”). Pursuant to the Financing Agreement Termination, the Financing Agreement automatically terminated on January 5, 2015 and the Company no longer has or will have access to the funds thereunder. As of January 5, 2015, there were no loans outstanding under the Financing Agreement.

On January 30, 2014, WMIH entered into (i) a note purchase agreement, dated as of January 30, 2014 (the “Note Purchase Agreement”), with the guarantors party thereto and KKR Management Holdings L.P. (“KKR Management”), (ii) an investment agreement, dated as of January 30, 2014 (the “Investment Agreement”), with KKR Fund Holdings L.P. (“KKR Fund” and, together with KKR Management, “KKR”) and, for limited purposes, KKR Management and (iii) an investor rights agreement, dated as of January 30, 2014 (the “Investor Rights Agreement”), with KKR Fund (together, the “KKR Transaction”).

Pursuant to the terms and conditions of the Note Purchase Agreement, KKR Management committed to purchase up to $150.0 million aggregate principal amount (at issuance) of subordinated 7.5% PIK notes from the Company. On December 19, 2014, the Company, as a result of affiliates of KKR agreeing to purchase 200,000 shares of Series B Preferred Stock, and other parties to the Note Purchase Agreement executed an amendment to the Note Purchase Agreement that had the effect of terminating the Note Purchase Agreement as of the effective date of the reincorporation of WMIH from Washington to Delaware which occurred on May 11, 2015.