Concentration of Credit Risk and Major Customers (Schedule of Leasing and Lending Revenues) (Details)	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Containers [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	38.00%	35.00%
Transportation, Rail [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	58.00%	45.00%
Transportation, Rail [Member] \| Interstate Commodities, Inc. [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	20.00%	16.00%
Transportation, Other [Member] \| Exsif Worldwide Inc. [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	26.00%	33.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

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