Note 16 - Impairments (Details Textual)	3 Months Ended		12 Months Ended
	Jun. 30, 2018	Dec. 31, 2017	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Mar. 31, 2017 USD ($)
Number of Hotels Identified for Impairment	4	2	33	6	4
Number of Real Estate Properties Impaired					1
Impairment of Real Estate			$ 114,600,000	$ 26,400,000	$ 10,400,000
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down					1,300,000
Goodwill, Ending Balance			9,889,000	11,030,000		$ 31,600,000
Goodwill, Impairment Loss			$ 900,000	$ 3,400,000	$ 17,100,000
Number of Reporting Units			5	16	82
Goodwill, Impairment Loss, Per Reporting Unit			$ 200,000
Minimum [Member]
Goodwill, Impairment Loss, Per Reporting Unit			100,000	$ 100,000	$ 100,000
Maximum [Member]
Goodwill, Impairment Loss			$ 200,000
Goodwill, Impairment Loss, Per Reporting Unit				600,000	1,300,000
Weighted Average [Member]
Goodwill, Impairment Loss, Per Reporting Unit				$ 200,000	$ 200,000
Disposal Group, Held-for-sale or Disposed of by Sale, Not Discontinued Operations [Member]
Number of Real Estate Properties Impaired			2		2
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal					$ 5,200,000
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down					$ 3,900,000