SCHEDULE III - REAL ESTATE AND ACCUMULATED DEPRECIATION (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012 property
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	474
Initial Cost to Company
Land	$ 1,431
Building & Improvements	4,243
Costs Capitalized Subsequent to Acquisition
Improvements	951
Impairment	(165)
Cost basis adjustment	(107)
Gross Amount at which Carried at Close of Period
Land	1,454
Building & Improvements	4,899
Total	6,353
Accumulated Depreciation	(1,325)
TravelCenters of America
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	145
Initial Cost to Company
Land	586
Building & Improvements	885
Costs Capitalized Subsequent to Acquisition
Improvements	237
Gross Amount at which Carried at Close of Period
Land	599
Building & Improvements	1,109
Total	1,708
Accumulated Depreciation	(295)
TravelCenters of America | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
TravelCenters of America | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Courtyards
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	71
Initial Cost to Company
Land	127
Building & Improvements	643
Costs Capitalized Subsequent to Acquisition
Improvements	150
Impairment	(8)
Cost basis adjustment	(10)
Gross Amount at which Carried at Close of Period
Land	125
Building & Improvements	777
Total	902
Accumulated Depreciation	(266)
Courtyards | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Courtyards | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Petro Stopping Centers
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	40
Initial Cost to Company
Land	229
Building & Improvements	401
Costs Capitalized Subsequent to Acquisition
Improvements	93
Gross Amount at which Carried at Close of Period
Land	241
Building & Improvements	482
Total	723
Accumulated Depreciation	(122)
Petro Stopping Centers | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Petro Stopping Centers | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Candlewood Hotels
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	61
Initial Cost to Company
Land	73
Building & Improvements	383
Costs Capitalized Subsequent to Acquisition
Improvements	64
Impairment	(14)
Cost basis adjustment	(7)
Gross Amount at which Carried at Close of Period
Land	71
Building & Improvements	428
Total	499
Accumulated Depreciation	(120)
Candlewood Hotels | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Candlewood Hotels | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Residence Inns
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	35
Initial Cost to Company
Land	67
Building & Improvements	326
Costs Capitalized Subsequent to Acquisition
Improvements	88
Impairment	(3)
Cost basis adjustment	(3)
Gross Amount at which Carried at Close of Period
Land	68
Building & Improvements	407
Total	475
Accumulated Depreciation	(128)
Residence Inns | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Residence Inns | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Staybridge Suites
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	19
Initial Cost to Company
Land	54
Building & Improvements	211
Costs Capitalized Subsequent to Acquisition
Improvements	14
Gross Amount at which Carried at Close of Period
Land	51
Building & Improvements	228
Total	279
Accumulated Depreciation	(65)
Staybridge Suites | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Staybridge Suites | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Royal Sonesta
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	4
Initial Cost to Company
Land	48
Building & Improvements	175
Costs Capitalized Subsequent to Acquisition
Improvements	22
Impairment	(16)
Cost basis adjustment	(9)
Gross Amount at which Carried at Close of Period
Land	51
Building & Improvements	169
Total	220
Accumulated Depreciation	(16)
Royal Sonesta | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Royal Sonesta | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Hyatt Place
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	22
Initial Cost to Company
Land	24
Building & Improvements	185
Costs Capitalized Subsequent to Acquisition
Improvements	33
Gross Amount at which Carried at Close of Period
Land	24
Building & Improvements	218
Total	242
Accumulated Depreciation	(81)
Hyatt Place | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Hyatt Place | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Crowne Plaza
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	6
Initial Cost to Company
Land	36
Building & Improvements	141
Costs Capitalized Subsequent to Acquisition
Improvements	36
Gross Amount at which Carried at Close of Period
Land	34
Building & Improvements	179
Total	213
Accumulated Depreciation	(35)
Crowne Plaza | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Crowne Plaza | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Sonesta ES Suites
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	15
Initial Cost to Company
Land	33
Building & Improvements	130
Costs Capitalized Subsequent to Acquisition
Improvements	33
Impairment	(35)
Cost basis adjustment	(29)
Gross Amount at which Carried at Close of Period
Land	36
Building & Improvements	96
Total	132
Accumulated Depreciation	(19)
Sonesta ES Suites | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Sonesta ES Suites | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Clift Hotel
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	1
Initial Cost to Company
Land	28
Building & Improvements	80
Gross Amount at which Carried at Close of Period
Land	28
Building & Improvements	80
Total	108
Clift Hotel | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Clift Hotel | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
InterContinental
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	3
Initial Cost to Company
Land	17
Building & Improvements	100
Costs Capitalized Subsequent to Acquisition
Improvements	77
Gross Amount at which Carried at Close of Period
Land	14
Building & Improvements	180
Total	194
Accumulated Depreciation	(41)
InterContinental | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
InterContinental | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
TownePlace Suites
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	12
Initial Cost to Company
Land	17
Building & Improvements	78
Costs Capitalized Subsequent to Acquisition
Improvements	7
Impairment	(15)
Cost basis adjustment	(18)
Gross Amount at which Carried at Close of Period
Land	17
Building & Improvements	52
Total	69
Accumulated Depreciation	(10)
TownePlace Suites | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
TownePlace Suites | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Radisson
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	5
Initial Cost to Company
Land	7
Building & Improvements	88
Costs Capitalized Subsequent to Acquisition
Improvements	12
Gross Amount at which Carried at Close of Period
Land	8
Building & Improvements	99
Total	107
Accumulated Depreciation	(41)
Radisson | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Radisson | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Hawthorn Suites
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	16
Initial Cost to Company
Land	14
Building & Improvements	77
Costs Capitalized Subsequent to Acquisition
Improvements	1
Impairment	(33)
Cost basis adjustment	(18)
Gross Amount at which Carried at Close of Period
Land	14
Building & Improvements	27
Total	41
Accumulated Depreciation	(2)
Hawthorn Suites | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Hawthorn Suites | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Wyndham
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	5
Initial Cost to Company
Land	30
Building & Improvements	132
Costs Capitalized Subsequent to Acquisition
Improvements	4
Impairment	(26)
Cost basis adjustment	(8)
Gross Amount at which Carried at Close of Period
Land	30
Building & Improvements	102
Total	132
Wyndham Grand
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	1
Wyndham Hotels and Resorts
Gross Amount at which Carried at Close of Period
Accumulated Depreciation	(2)
Wyndham Hotels and Resorts | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Wyndham Hotels and Resorts | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Marriott Full Service
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	2
Initial Cost to Company
Land	10
Building & Improvements	69
Costs Capitalized Subsequent to Acquisition
Improvements	46
Gross Amount at which Carried at Close of Period
Land	10
Building & Improvements	115
Total	125
Accumulated Depreciation	(35)
Marriott Full Service | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Marriott Full Service | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Sonesta
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	2
Initial Cost to Company
Land	18
Building & Improvements	55
Costs Capitalized Subsequent to Acquisition
Improvements	9
Impairment	(15)
Cost basis adjustment	(5)
Gross Amount at which Carried at Close of Period
Land	18
Building & Improvements	44
Total	62
Accumulated Depreciation	(6)
Sonesta | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Sonesta | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Country Inn
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	5
Initial Cost to Company
Land	6
Building & Improvements	58
Costs Capitalized Subsequent to Acquisition
Improvements	6
Gross Amount at which Carried at Close of Period
Land	6
Building & Improvements	64
Total	70
Accumulated Depreciation	(28)
Country Inn | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Country Inn | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
SpringHill Suites
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	2
Initial Cost to Company
Land	3
Building & Improvements	15
Costs Capitalized Subsequent to Acquisition
Improvements	2
Gross Amount at which Carried at Close of Period
Land	3
Building & Improvements	17
Total	20
Accumulated Depreciation	(5)
SpringHill Suites | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
SpringHill Suites | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Park Plaza
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	1
Initial Cost to Company
Land	1
Building & Improvements	9
Gross Amount at which Carried at Close of Period
Land	1
Building & Improvements	9
Total	10
Accumulated Depreciation	(4)
Park Plaza | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Park Plaza | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Holiday Inn
REAL ESTATE AND ACCUMULATED DEPRECIATION
Number of real estate properties	2
Initial Cost to Company
Land	3
Building & Improvements	2
Costs Capitalized Subsequent to Acquisition
Improvements	17
Gross Amount at which Carried at Close of Period
Land	5
Building & Improvements	17
Total	22
Accumulated Depreciation	(4)
Holiday Inn | Minimum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	10 years
Holiday Inn | Maximum
Gross Amount at which Carried at Close of Period
Life on which Depreciation in Latest Income Statement is Computed	40 years
Personal property
Gross Amount at which Carried at Close of Period
Total	$ 546