XML 45 R32.htm IDEA: XBRL DOCUMENT v3.4.0.3
Related Person Transactions - Investment in RMR Inc (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended
Apr. 13, 2016
Jun. 15, 2015
Dec. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Related person transactions          
Income (loss) recognized arising from equity investments       $ 77 $ 72
RMR LLC          
Related person transactions          
Rental revenue from related party       52 0
RMR LLC | RMR Inc          
Related person transactions          
Initial other liabilities       74,762  
AIC          
Related person transactions          
Equity method investments, carrying value       6,956  
Income (loss) recognized arising from equity investments       77 72
Unrealized loss       52 $ 45
RMR Inc | RMR Inc          
Related person transactions          
Amortization of other liabilities to reduce business and property management fees       $ 943  
Class A common shares | RMR Inc          
Related person transactions          
Number of shares purchased       2,637,408  
Dividend declared (in dollars per share) $ 0.2993   $ 0.0493 $ 0.25  
Dividends received       $ 0  
Amended Agreement | Class A common shares | RMR LLC | RMR Inc          
Related person transactions          
Period of service after the amendment agreement   20 years