Note 9 - Business Segments (Details) - Depreciation and Amortization (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting, Other Significant Reconciling Item [Line Items]
Segment Depreciation and Amortization Expense	$ 64,291	$ 57,773	$ 187,304	$ 170,120
JBI [Member]
Segment Reporting, Other Significant Reconciling Item [Line Items]
Segment Depreciation and Amortization Expense	29,500	26,500	85,900	76,600
DCS [Member]
Segment Reporting, Other Significant Reconciling Item [Line Items]
Segment Depreciation and Amortization Expense	25,100	19,800	71,200	58,400
ICS [Member]
Segment Reporting, Other Significant Reconciling Item [Line Items]
Segment Depreciation and Amortization Expense	100	100	200	200
JBT [Member]
Segment Reporting, Other Significant Reconciling Item [Line Items]
Segment Depreciation and Amortization Expense	6,900	9,000	22,100	27,800
Corporate and Other [Member]
Segment Reporting, Other Significant Reconciling Item [Line Items]
Segment Depreciation and Amortization Expense	$ 2,700	$ 2,400	$ 7,900	$ 7,100