XML 83 R71.htm IDEA: XBRL DOCUMENT v3.6.0.2
Indebtedness (Details) - USD ($)
Sep. 30, 2015
Jun. 04, 2015
Sep. 30, 2014
RMR LLC | ABP Trust      
Line of Credit Facility [Line Items]      
Ownership percentage   100.00%  
Line of Credit | RMR LLC | Citizens | Unsecured demand line of credit      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity     $ 2,000,000
Debt outstanding     0
Line of Credit | RMR LLC | Citizens | Unconditionally guaranteed revolving lines of credit      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity     36,650,000
Debt outstanding     0
Line of Credit | RMR LLC | U.S. Bank | Unconditionally guaranteed revolving lines of credit      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity $ 57,500,000    
Debt outstanding     $ 0