Represents the amount of advances outstanding between the realted parties

No definition available.

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Represents the aggregate incentive business management fees.

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Number of shares delivered of equity interests owned of a related party to acquire an entity.

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Represents the closing price of the common shares on the date of Up-C Transaction.

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No definition available.

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Represents the value of common shares calculated using weighted average trading price.

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Represents the amount of incentive fee revenue allocated to related party.

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Represents the weighted average trading price business days on which the value of the managed REIT's common shares are calculated based on the transaction agreement.

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No definition available.

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Represents the amount of other incentive business management fees earned during the period.

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Represents the payment made to acquire common shares under the Up-C transaction.

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Represents the percentage of revenue, including related and unrelated parties.

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Represents the percentage of revenue from related parties.

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Represents the percentage of revenue from unrelated parties.

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Represents the amount of quarterly tax distribution to a related party recorded by the related party as a reduction of noncontrolling interest.

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Represents the value of consideration received from a related party at a discount with respect to the Up-C Transaction. This amount was recorded in other assets and being amortized on a the straight-line basis as a reduction of future revenue.

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Represents the duration of notice period which the related party provides before the termination of lease agreement.

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Shares received during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Value of shares received from the investment during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Amount of revenue earned from transactions between unrelated parties.

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Represents the net revenues after deducting incentive business management fees.

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Number of shares purchased during the period under a dividend reinvestment plan (DRIP).

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Value of stock purchased during the period from a dividend reinvestment plan (DRIP).

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Represents the carrying amount on the reporting date of the current obligations relating to the tax receivable agreement.

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Represents the carrying amount on the reporting date of the current and non current obligations relating to the tax receivable agreement.

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Represents the percent of cash savings, if any, in US Federal, state and local income tax or francishe tax provided in the Tax Receivable Agreement with a related party.

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Represents the amount payable as a result of tax receivable agreement under Up-C transaction.

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Represents the management agreement term in years.

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Number of shares of equity interests issued or issuable to acquire entity.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Amount of cash distribution paid to unit-holder of limited liability company (LLC).

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For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

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Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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Aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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The other noncash expense, not otherwise specified in the taxonomy, charged against earnings in the period to allocate the cost of tangible and intangible assets over their remaining economic lives.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Dividends received on equity and other investments during the current period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Balance Type:
Period Type:

Related Person Transactions (Details) - USD ($) $ in Thousands				3 Months Ended			9 Months Ended
	Dec. 14, 2015	Jun. 05, 2015	Jun. 04, 2015	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Jul. 12, 2016	May 19, 2016	Dec. 15, 2015	Sep. 30, 2015
Related party transactions
Other unrelated parties						$ 174	$ 58	$ 6,097
Revenues net of incentive business management fees				$ 52,211		$ 48,179	$ 148,411	$ 144,825
Percentage of revenues from unrelated parties				0.00%		0.40%	0.00%	4.20%
Percentage of revnues				100.00%		100.00%	100.00%	100.00%
Incentive fee allocated to related party							$ (26,611)
Other incentive business management fees							0
Cash dividend								$ 1,237
Dividend reinvestment plan, Value of shares purchased								22
Due from related parties				$ 27,362			27,362					$ 24,432
Unamortized amount of other asset				$ 183,745			183,745					$ 190,807
Quarterly tax distributions to Member							$ 24,195
Class A common shares
Related party transactions
Common stock shares outstanding				15,007,500			15,007,500					15,000,000
Class A common shares
Related party transactions
Common stock shares outstanding				15,000,000			15,000,000
RMR LLC \| Interest And Other Income
Related party transactions
Cash dividend						$ 375		1,237
Managed REIT's
Related party transactions
Revenue from related parties				$ 43,829		$ 39,915	$ 124,621	$ 115,146
Percentage of revenues from related parties				83.90%		83.00%	84.00%	79.50%
Aggregate incentive business management fees							$ 62,263	$ 0
Value of shares received						$ 1,859		6,564
Due from related parties				$ 25,061			25,061					$ 22,090
Managed REIT's \| Up C Transaction
Related party transactions
Related party consideration respective of Up C Transaction		$ 193,806
Management agreement term		20 years
Amortization of related party consideration asset				2,354		645	7,062	645
Unamortized amount of other asset				183,745			183,745
Managed REIT's \| Up C Transaction \| Class A common shares
Related party transactions
Common stock shares outstanding		15,000,000
GOV
Related party transactions
Revenue from related parties				$ 8,310		$ 6,820	$ 23,351	$ 21,774
Percentage of revenues from related parties				15.90%		14.30%	15.70%	15.00%
Shares received from related party						7,610		30,276
Value of shares received						$ 171		$ 692
Due from related parties				$ 5,108			$ 5,108					3,506
GOV \| Class A common shares
Related party transactions
Shares issued in connection with acquisition		1,541,201
SIR
Related party transactions
Revenue from related parties				$ 10,824		$ 9,449	$ 30,722	$ 22,713
Percentage of revenues from related parties				20.70%		19.60%	20.70%	15.70%
Shares received from related party						15,383		39,927
Value of shares received						$ 374		$ 982
Due from related parties				$ 5,815			$ 5,815					4,741
SIR \| Class A common shares
Related party transactions
Shares issued in connection with acquisition		3,166,891
HPT
Related party transactions
Revenue from related parties				$ 9,840		$ 10,134	$ 28,358	$ 31,148
Percentage of revenues from related parties				18.80%		21.10%	19.10%	21.50%
Shares received from related party						21,104		84,810
Value of shares received						$ 677		$ 2,605
Due from related parties				$ 6,080			$ 6,080					6,990
HPT \| Class A common shares
Related party transactions
Shares issued in connection with acquisition		5,019,121
SNH
Related party transactions
Revenue from related parties				$ 14,855		$ 13,512	$ 42,190	$ 39,511
Percentage of revenues from related parties				28.50%		28.00%	28.50%	27.30%
Shares received from related party						29,179		103,265
Value of shares received						$ 637		$ 2,285
Due from related parties				$ 8,058			$ 8,058					6,853
SNH \| Class A common shares
Related party transactions
Shares issued in connection with acquisition		5,272,787
Managed Operators
Related party transactions
Revenue from related parties				$ 6,994		$ 6,553	$ 19,571	$ 19,150
Percentage of revenues from related parties				13.40%		13.50%	13.20%	13.20%
Due from related parties				$ 1,753			$ 1,753					2,198
Five Star
Related party transactions
Revenue from related parties				$ 2,387		$ 2,329	$ 7,109	$ 6,980
Percentage of revenues from related parties				4.60%		4.80%	4.80%	4.80%
Due from related parties				$ 385			$ 385					1,361
Sonesta
Related party transactions
Revenue from related parties				$ 594		$ 542	$ 1,503	$ 1,372
Percentage of revenues from related parties				1.10%		1.10%	1.00%	0.90%
Due from related parties				$ 265			$ 265					16
TA
Related party transactions
Revenue from related parties				$ 4,013		$ 3,682	$ 10,959	$ 10,798
Percentage of revenues from related parties				7.70%		7.60%	7.40%	7.50%
Due from related parties				$ 1,103			$ 1,103					821
Other
Related party transactions
Revenue from related parties				$ 1,388		$ 1,537	$ 4,161	$ 4,432
Percentage of revenues from related parties				2.70%		3.10%	2.80%	3.10%
Due from related parties				$ 548			$ 548					144
AIC
Related party transactions
Revenue from related parties				$ 60		$ 64	$ 180	$ 186
Percentage of revenues from related parties				0.10%		0.10%	0.10%	0.10%
Due from related parties				$ 20			$ 20					22
RIF
Related party transactions
Revenue from related parties				$ 600		$ 596	$ 1,741	$ 1,801
Percentage of revenues from related parties				1.10%		1.20%	1.20%	1.20%
Dividend reinvestment plan, Shares purchased						0		1,068
ABP Trust
Related party transactions
Revenue from related parties				$ 728		$ 877	$ 2,240	$ 2,445
Percentage of revenues from related parties				1.50%		1.80%	1.50%	1.80%
Due from related parties				$ 528			$ 528					122
ABP Trust \| Class A common shares
Related party transactions
Common stock shares outstanding									15,000,000	15,000,000	15,000,000
ABP Trust \| Up C Transaction
Related party transactions
Incentive fee allocated to related party					$ 26,611		26,611
Tax receivable agreement payment (as a percent)		85.00%
Gross amount of tax receivable obligations				65,834			65,834
Current portion of tax receivable obligations				929			929
Tax payable							0
ABP Trust \| Class B-1 common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition		1,000,000
ABP Trust \| Class B-2 common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition		15,000,000
ABP Trust and Managed REIT's
Related party transactions
Rental expenses incurred				$ 1,077		$ 902	3,190	$ 2,983
Notice period on lease agreements				30 days
RMR LLC
Related party transactions
Advances outstanding				$ 0			0
Loans Payable				0			0					$ 0
RMR LLC \| HPT \| Up C Transaction
Related party transactions
Aggregate incentive business management fees					$ 62,263
RMR LLC \| AIC
Related party transactions
Ownership percentage by noncontrolling owners						14.30%		14.30%
RMR LLC \| ABP Trust
Related party transactions
Quarterly tax distributions to Member							24,195
RMR LLC \| ABP Trust and Managed REIT's
Related party transactions
Quarterly tax distributions to Member							49,995
Managed REIT's \| Up C Transaction
Related party transactions
Payment made to acquire common shares		$ 167,764
Number of business days on which the value of the common shares are calculated		20 days
Value of common shares		$ 126,400
Closing price of common shares		121,378
GOV \| Up C Transaction
Related party transactions
Aggregate consideration paid		$ 3,917
GOV \| Common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition		700,000
GOV \| Class A common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition	768,032
SIR \| Up C Transaction
Related party transactions
Aggregate consideration paid		$ 15,880
SIR \| Common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition		880,000
SIR \| Class A common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition	1,580,055
HPT \| Up C Transaction
Related party transactions
Aggregate consideration paid		$ 12,622
HPT \| Common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition		1,490,000
HPT \| Class A common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition	2,515,344
SNH \| Up C Transaction
Related party transactions
Aggregate consideration paid		$ 13,967
SNH \| Common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition		2,345,000
SNH \| Class A common shares \| Up C Transaction
Related party transactions
Shares issued in connection with acquisition	2,635,379
ABP Trust
Related party transactions
Quarterly tax distribution recorded as a reduction to noncontrolling interest				24,195			24,195
Advances outstanding				$ 0			0
ABP Trust \| Up C Transaction
Related party transactions
Aggregate consideration paid		$ 11,520
ABP Trust \| RMR LLC
Related party transactions
Ownership percentage (in percent)		100.00%
ABP Trust \| RMR LLC \| Class A membership units
Related party transactions
Business acquisition related pary equity interests delivered		15,000,000	30,000,000
Consolidation, Eliminations \| RMR LLC
Related party transactions
Quarterly tax distributions to Member							$ 25,800