Note 13 - Deferred Compensation Retirement Plans (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014
Chairman Of The Board And Chief Executive Officer [Member]
Note 13 - Deferred Compensation Retirement Plans (Details) [Line Items]
Deferred Compensation Arrangement with Individual, Recorded Liability	$ 14.8
President And Chief Operating Officer [Member]
Note 13 - Deferred Compensation Retirement Plans (Details) [Line Items]
Deferred Compensation Arrangement with Individual, Recorded Liability	$ 16.0

The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 710

-SubTopic 10

-Section 30

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6409875&loc=d3e20015-108363

Name:	us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant