Segment And Geographic Information (Schedule Of Segment Information) (Details) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
		Sep. 30, 2016		Sep. 30, 2015	Sep. 30, 2016		Sep. 30, 2015	Dec. 31, 2015
Segment Reporting Information [Line Items]
Total revenue		$ 78,472		$ 66,117	$ 217,080		$ 183,975
Total operating expenses		71,110		42,861	176,404		113,935
Operating income		7,362		23,256	40,676		70,040
Total other expenses		10,951		8,969	31,811		26,853
Net (loss) income before income taxes and non-controlling interest		(3,589)		14,287	8,865		43,187
Goodwill		15,579		2,905	15,579		2,905	$ 2,905
Total assets		2,027,202	[1]	1,976,592	2,027,202	[1]	1,976,592	1,973,585	[1]
Purchase of rental equipment	[2]	40,343		67,710	170,582		304,588
Net book value		1,786,374			1,786,374			$ 1,748,211
Inter-Segment [Member]
Segment Reporting Information [Line Items]
Total revenue					0
Operating Segments [Member] | Container Leasing [Member]
Segment Reporting Information [Line Items]
Total revenue		49,661		55,609	152,875		166,731
Total operating expenses		45,184		35,554	121,519		101,556
Operating income		4,477		20,055	31,356		65,175
Total other expenses		9,123		8,114	27,072		24,817
Net (loss) income before income taxes and non-controlling interest		(4,646)		11,941	4,284		40,358
Total assets		1,643,929		1,788,760	1,643,929		1,788,760
Purchase of rental equipment	[2]	19,730		48,575	68,183		203,378
Operating Segments [Member] | Rail Leasing [Member]
Segment Reporting Information [Line Items]
Total revenue		7,614		5,102	22,462		11,770
Total operating expenses		4,367		1,589	12,363		6,040
Operating income		3,247		3,513	10,099		5,730
Total other expenses		1,827		855	4,738		2,030
Net (loss) income before income taxes and non-controlling interest		1,420		2,658	5,361		3,700
Total assets		343,214		180,322	343,214		180,322
Purchase of rental equipment	[2]	20,613		19,135	102,399		101,210
Operating Segments [Member] | Logistics [Member]
Segment Reporting Information [Line Items]
Total revenue		21,197		5,406	41,743		5,474
Total operating expenses		21,559		5,718	42,522		6,339
Operating income		(362)		(312)	(779)		(865)
Total other expenses		1			1		6
Net (loss) income before income taxes and non-controlling interest		(363)		(312)	(780)		(871)
Goodwill		15,579		2,905	15,579		2,905
Total assets		40,059		7,510	40,059		7,510
Purchase of rental equipment	[2]
Railcars [Member]
Segment Reporting Information [Line Items]
Net book value		$ 336,300			$ 336,300

[1] Total assets at September 30, 2016 and December 31, 2015 include the following assets of certain variable interest entities (VIEs) that can only be used to settle the liabilities of those VIEs: Cash, $22,016 and $35,106; Net investment in direct finance leases, $5,705 and $1,915; and Rental equipment, net of accumulated depreciation, $63,939 and $85,101, respectively.

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