Discontinued Operations - Statement of Operations (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Feb. 23, 2016	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Expenses:
Gain on sale of partnership interest		$ 0	$ 0	$ 15,467	$ 0
RBHTRB Newark Holdings LLC | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Revenues:
Rental and other revenue from real estate properties		0	1,167	2,437	3,237
Other income		0	268	444	798
Total revenues		0	1,435	2,881	4,035
Expenses:
Real estate operating expenses		0	1,402	2,277	3,545
Interest expense		0	1,151	2,242	3,718
Depreciation		0	584	1,150	1,655
Total expense		0	3,137	5,669	8,918
Income from discontinued operations		0	(1,702)	(2,788)	(4,883)
Gain on sale of partnership interest	$ 15,467	0	0	15,467	0
Discontinued operations		$ 0	$ (1,702)	$ 12,679	$ (4,883)