Note 5 - Acquisition - Acquisition Costs (Details) - Cost of Services [Member] - Eliza Holding Corp [Member] $ in Thousands	Apr. 17, 2017 USD ($)
Acquisition-related costs	$ 4,532
Other Operating Expenses, Consulting Fees [Member]
Acquisition-related costs	3,515
Other Operating Expenses, Legal Fees [Member]
Acquisition-related costs	832
Other Operating Expenses, Transaction Costs [Member]
Acquisition-related costs	$ 185

For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

Name:	us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant