Note 14 - Segment Information - Depreciation and Amortization (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Depreciation and amortization	$ 557,093	$ 527,375	$ 499,145
Segment Reconciling Items [Member]
Depreciation and amortization	55,000	47,000	39,000
JBI [Member] | Operating Segments [Member]
Depreciation and amortization	198,000	189,000	181,000
DCS [Member] | Operating Segments [Member]
Depreciation and amortization	233,000	224,000	216,000
FMS [Member] | Operating Segments [Member]
Depreciation and amortization	35,000	33,000	30,000
JBT [Member] | Operating Segments [Member]
Depreciation and amortization	$ 36,000	$ 34,000	$ 33,000