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Note 13 - Business Segments - Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Assets	$ 5,386,337	$ 5,091,647
Operating Segments [Member] | JBI [Member]
Assets	2,338,000	2,221,000
Operating Segments [Member] | DCS [Member]
Assets	1,878,000	1,595,000
Operating Segments [Member] | ICS [Member]
Assets	208,000	212,000
Operating Segments [Member] | JBT [Member]
Assets	253,000	307,000
Corporate and Reconciling Items [Member]
Assets	$ 709,000	$ 757,000

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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- Details

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- Details

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- Details

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- Details

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