Segment And Geographic Information (Schedule Of Segment Information) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Segment Reporting Information [Line Items]
Total revenue		$ 107,570	$ 106,693	$ 316,373	$ 289,549
Operating expenses		70,347	66,593	207,563	179,732
Amortization of intangible assets		403	451	1,208	1,538
Total operating expenses		70,750	67,044	208,771	181,270
Operating income		36,820	39,649	107,602	108,279
Net interest and other expenses (income)		20,503	15,927	60,586	44,268
Income before income taxes		16,317	23,722	47,016	64,011
Purchase of rental equipment	[1]	89,027	251,670	256,469	477,703
Operating Segments [Member] | Container Leasing [Member]
Segment Reporting Information [Line Items]
Total revenue		77,300	75,331	228,585	208,298
Operating expenses		39,668	32,985	116,538	96,129
Total operating expenses		39,668	32,985	116,538	96,129
Operating income		37,632	42,346	112,047	112,169
Net interest and other expenses (income)		20,507	15,932	60,598	44,284
Income before income taxes		17,125	26,414	51,449	67,885
Purchase of rental equipment	[1]	89,027	251,670	256,469	477,703
Operating Segments [Member] | Logistics [Member]
Segment Reporting Information [Line Items]
Total revenue		30,270	31,362	87,788	81,251
Operating expenses		30,679	33,608	91,025	83,603
Amortization of intangible assets		403	451	1,208	1,538
Total operating expenses		31,082	34,059	92,233	85,141
Operating income		(812)	(2,697)	(4,445)	(3,890)
Net interest and other expenses (income)		(4)	(5)	(12)	(16)
Income before income taxes		$ (808)	$ (2,692)	$ (4,433)	$ (3,874)

[1] Represents cash disbursements for purchasing of rental equipment as reflected in the consolidated statements of cash flows for the periods indicated.