Related Party Disclosure	12 Months Ended
Dec. 31, 2017
Related Party Transactions [Abstract]
Related Party Disclosure	Note 10 – Related Party Disclosure Edward S. Lampert Edward S. Lampert is Chairman and Chief Executive Officer of Sears Holdings and is the Chairman and Chief Executive Officer of ESL. ESL beneficially owned approximately 54.0% and 53.2% of Sears Holdings’ outstanding common stock at December 31, 2017 and December 31, 2016, respectively. Mr. Lampert is also the Chairman of Seritage. As of December 31, 2017, ESL held an approximately 36.2% interest in Operating Partnership and approximately 2.9% and 100% of the outstanding Class A common shares and Class B non-economic common shares, respectively. As of December 31, 2016, ESL held an approximately 43.3% interest in Operating Partnership and approximately 3.7% and 100% of the outstanding Class A common shares and Class B non-economic common shares, respectively Unsecured Term Loan On December 27, 2017, the Operating Partnership, as borrower, and the Company, as guarantor, refinanced its Unsecured Delayed Draw Term Loan with a new Unsecured Term Loan. The Unsecured Delayed Draw Term Loan was scheduled to mature on December 31, 2017. The principal amount outstanding at termination was $85 million. The lenders under the Unsecured Delayed Draw Term Loan, JPP, LLC and JPP II, LLC, each a Delaware limited liability company, which are controlled by ESL Investments, Inc. have maintained their funding of $85 million in the Unsecured Term Loan, with JPP, LLC appointed as administrative agent under the Unsecured Term Loan. Mr. Edward S. Lampert, the Company’s Chairman, is the Chairman and Chief Executive Officer of ESL, which controls JPP, LLC and JPP II, LLC. The terms of the Unsecured Term Loan were approved by the Company’s Audit Committee and the Company’s Board of Trustees (with Mr. Edward S. Lampert recusing himself). Transition Services Agreement On July 7, 2015, the Operating Partnership and Sears Holdings Management Corporation (“SHMC”), a wholly owned subsidiary of Sears Holdings, entered into a transition services agreement (the “Transition Services Agreement”, or “TSA”). Pursuant to the TSA, SHMC was to provide certain limited services to the Operating Partnership during the period from the closing of the Transaction through the 18-month anniversary of the closing. On January 7, 2017, the TSA expired by its terms.

Note 10 – Related Party Disclosure

Edward S. Lampert

Edward S. Lampert is Chairman and Chief Executive Officer of Sears Holdings and is the Chairman and Chief Executive Officer of ESL. ESL beneficially owned approximately 54.0% and 53.2% of Sears Holdings’ outstanding common stock at December 31, 2017 and December 31, 2016, respectively. Mr. Lampert is also the Chairman of Seritage.

As of December 31, 2017, ESL held an approximately 36.2% interest in Operating Partnership and approximately 2.9% and 100% of the outstanding Class A common shares and Class B non-economic common shares, respectively. As of December 31, 2016, ESL held an approximately 43.3% interest in Operating Partnership and approximately 3.7% and 100% of the outstanding Class A common shares and Class B non-economic common shares, respectively

Unsecured Term Loan

On December 27, 2017, the Operating Partnership, as borrower, and the Company, as guarantor, refinanced its Unsecured Delayed Draw Term Loan with a new Unsecured Term Loan. The Unsecured Delayed Draw Term Loan was scheduled to mature on December 31, 2017. The principal amount outstanding at termination was $85 million.

The lenders under the Unsecured Delayed Draw Term Loan, JPP, LLC and JPP II, LLC, each a Delaware limited liability company, which are controlled by ESL Investments, Inc. have maintained their funding of $85 million in the Unsecured Term Loan, with JPP, LLC appointed as administrative agent under the Unsecured Term Loan.

Mr. Edward S. Lampert, the Company’s Chairman, is the Chairman and Chief Executive Officer of ESL, which controls JPP, LLC and JPP II, LLC. The terms of the Unsecured Term Loan were approved by the Company’s Audit Committee and the Company’s Board of Trustees (with Mr. Edward S. Lampert recusing himself).

Transition Services Agreement

On July 7, 2015, the Operating Partnership and Sears Holdings Management Corporation (“SHMC”), a wholly owned subsidiary of Sears Holdings, entered into a transition services agreement (the “Transition Services Agreement”, or “TSA”). Pursuant to the TSA, SHMC was to provide certain limited services to the Operating Partnership during the period from the closing of the Transaction through the 18-month anniversary of the closing. On January 7, 2017, the TSA expired by its terms.