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Note 2 - Summary of Significant Accounting Policies (Details Textual)	12 Months Ended
	Dec. 31, 2017
Finite-Lived Intangible Asset, Useful Life	9 years 109 days
Customer Lists and Relationships [Member]
Finite-Lived Intangible Asset, Useful Life	10 years
Trademarks and Trade Names [Member]
Finite-Lived Intangible Asset, Useful Life	2 years
Minimum [Member] | Customer Lists and Relationships [Member]
Finite-Lived Intangible Asset, Useful Life	4 years
Minimum [Member] | Trademarks and Trade Names [Member]
Finite-Lived Intangible Asset, Useful Life	2 years
Minimum [Member] | Management Contracts and Other [Member]
Finite-Lived Intangible Asset, Useful Life	2 years
Maximum [Member] | Customer Lists and Relationships [Member]
Finite-Lived Intangible Asset, Useful Life	20 years
Maximum [Member] | Trademarks and Trade Names [Member]
Finite-Lived Intangible Asset, Useful Life	10 years
Maximum [Member] | Management Contracts and Other [Member]
Finite-Lived Intangible Asset, Useful Life	10 years
Building [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	20 years
Building [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	40 years
Vehicles [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Vehicles [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	5 years
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	10 years
Computer Equipment [Member] | Minimum [Member]
Property, Plant and Equipment, Useful Life	3 years
Computer Equipment [Member] | Maximum [Member]
Property, Plant and Equipment, Useful Life	5 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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X

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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- Details

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- Details

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