Impairment Losses (Narrative) (Details) $ in Millions	3 Months Ended
	Sep. 30, 2015	Mar. 31, 2014 USD ($) property
Long Lived Assets Held-for-sale [Line Items]
Percentage of shortfall on cash flow or operating performance to determine significant underperformance	15.00%
Assumed holding period for core assets	10 years
Number of hotels held for use with impairment recovery		1
Asset Impairment Recovery on hotels held for use | $		$ 0.1
Minimum [Member]
Long Lived Assets Held-for-sale [Line Items]
Assumption used to determine impairment loss for non-core assets, holding period	3 years
Maximum [Member]
Long Lived Assets Held-for-sale [Line Items]
Assumption used to determine impairment loss for non-core assets, holding period	5 years