RESERVES FOR CREDIT LOSSES, CQR (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Mar. 31, 2014
Investment in direct financing and sales-type leases that are past due [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	$ 127	$ 227
61-90 Days Past Due	111	92
Greater Than 90 Days Past Due	280	185
Total Past Due	518	504
Current	736	588
Unbilled Minimum Lease Payments	78,923	80,459
Total Minimum Lease Payments	80,177	81,551
Unearned Income	(4,634)	(5,346)
Non-Recourse Notes Payable	(35,418)	(38,115)
Net Credit Exposure	40,125	38,090
Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	0	0
61-90 Days Past Due	0	205
Greater Than 90 Days Past Due	2,404	939
Total Past Due	2,404	1,144
Current	378	2,317
Unbilled Minimum Lease Payments	57,638	40,246
Total Minimum Lease Payments	60,420	43,707
Non-Recourse Notes Payable	(26,160)	(23,132)
Net Credit Exposure	34,260	20,575
High CQR [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure, lower limit (in hundredths)	0.00%
Losses on net credit exposure, upper limit (in hundredths)	5.00%
High CQR [Member] | Investment in direct financing and sales-type leases that are past due [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	81	194
61-90 Days Past Due	96	35
Greater Than 90 Days Past Due	142	106
Total Past Due	319	335
Current	672	502
Unbilled Minimum Lease Payments	48,081	42,159
Total Minimum Lease Payments	49,072	42,996
Unearned Income	(1,962)	(1,890)
Non-Recourse Notes Payable	(20,124)	(17,406)
Net Credit Exposure	26,986	23,700
High CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	0	0
61-90 Days Past Due	0	205
Greater Than 90 Days Past Due	1,613	148
Total Past Due	1,613	353
Current	333	2,317
Unbilled Minimum Lease Payments	37,648	30,249
Total Minimum Lease Payments	39,594	32,919
Non-Recourse Notes Payable	(14,805)	(19,641)
Net Credit Exposure	24,789	13,278
Average CQR [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure, lower limit (in hundredths)	2.00%
Losses on net credit exposure, upper limit (in hundredths)	25.00%
Average CQR [Member] | Investment in direct financing and sales-type leases that are past due [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	46	33
61-90 Days Past Due	15	57
Greater Than 90 Days Past Due	77	18
Total Past Due	138	108
Current	64	86
Unbilled Minimum Lease Payments	30,373	37,924
Total Minimum Lease Payments	30,575	38,118
Unearned Income	(2,610)	(3,401)
Non-Recourse Notes Payable	(15,294)	(20,709)
Net Credit Exposure	12,671	14,008
Average CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	0	0
61-90 Days Past Due	0	0
Greater Than 90 Days Past Due	0	0
Total Past Due	0	0
Current	45	0
Unbilled Minimum Lease Payments	17,252	6,950
Total Minimum Lease Payments	17,297	6,950
Non-Recourse Notes Payable	(11,355)	(3,491)
Net Credit Exposure	5,942	3,459
Low CQR [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure, lower limit (in hundredths)	25.00%
Losses on net credit exposure, upper limit (in hundredths)	100.00%
Low CQR [Member] | Investment in direct financing and sales-type leases that are past due [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	0	0
61-90 Days Past Due	0	0
Greater Than 90 Days Past Due	61	61
Total Past Due	61	61
Current	0	0
Unbilled Minimum Lease Payments	469	376
Total Minimum Lease Payments	530	437
Unearned Income	(62)	(55)
Non-Recourse Notes Payable	0	0
Net Credit Exposure	468	382
Low CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	0	0
61-90 Days Past Due	0	0
Greater Than 90 Days Past Due	791	791
Total Past Due	791	791
Current	0	0
Unbilled Minimum Lease Payments	2,738	3,047
Total Minimum Lease Payments	3,529	3,838
Non-Recourse Notes Payable	0	0
Net Credit Exposure	$ 3,529	$ 3,838