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Note 13 - Segment Information - Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Assets	$ 5,091,647	$ 4,465,349
Operating Segments [Member] | JBI [Member]
Assets	2,221,000	2,108,000
Operating Segments [Member] | DCS [Member]
Assets	1,595,000	1,182,000
Operating Segments [Member] | ICS [Member]
Assets	212,000	204,000
Operating Segments [Member] | JBT [Member]
Assets	307,000	283,000
Corporate and Reconciling Items [Member]
Assets	$ 757,000	$ 688,000

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=6879938&loc=d3e572229-122910

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