Discontinued Operations - Balance Sheet Disclosures (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Sep. 30, 2015
ASSETS
Total assets of discontinued operations	$ 0	$ 173,228
LIABILITIES
Total liabilities of discontinued operations	$ 0	148,213
RBHTRB Newark Holdings LLC | Disposal Group, Disposed of by Sale, Not Discontinued Operations
ASSETS
Real estate properties, net		141,441
Restricted cash		13,277
Deferred costs, net		9,683
Deposits and escrows		93
Other assets		8,734
Total assets of discontinued operations		173,228
LIABILITIES
Mortgage payable		110,375
Accounts payable and accrued liabilities		6,848
Deferred income		30,990
Total liabilities of discontinued operations		$ 148,213