Note 17 - Other Postretirement Benefits (Details) (United States, Canada, and United Kingdom [Member], USD $) In Millions, unless otherwise specified	Dec. 31, 2014
United States, Canada, and United Kingdom [Member]
Note 17 - Other Postretirement Benefits (Details) [Line Items]
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months	$ 8

Amount of benefits from a defined benefit plan expected to be paid in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920

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