Note 11 - Acquisitions (Details Textual) - USD ($) $ in Millions	Feb. 15, 2019	Jun. 30, 2019	Dec. 31, 2018
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	$ 45.8
Goodwill, Ending Balance	48.2	$ 88.3	$ 40.1
Cory 1st Choice Home Delivery [Member]
Business Combination, Consideration Transferred, Total	100.0
Payments to Acquire Businesses, Gross	98.5
Business Combination, Acquisition Related Costs	2.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	45.8
Goodwill, Ending Balance	$ 48.2

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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