RESERVES FOR CREDIT LOSSES, CQR (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Mar. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Total Minimum Lease Payments	$ 71,930	$ 64,614
Investment in direct financing and sales-type leases that are past due [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	166	505
61-90 Days Past Due	665	367
Greater Than 90 Days Past Due	252	94
Total Past Due	1,083	966
Current	619	423
Unbilled Minimum Lease Payments	70,228	63,225
Total Minimum Lease Payments	71,930	64,614
Unearned Income	(3,888)	(4,412)
Non-Recourse Notes Payable	(23,017)	(18,194)
Net Credit Exposure	45,025	42,008
Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	303	2,721
61-90 Days Past Due	770	127
Greater Than 90 Days Past Due	836	1,558
Total Past Due	1,909	4,406
Current	950	3,450
Unbilled Minimum Lease Payments	43,533	27,174
Total Minimum Lease Payments	46,392	35,030
Non-Recourse Notes Payable	(21,341)	(6,824)
Net Credit Exposure	25,051	28,206
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	84	454
61-90 Days Past Due	638	316
Greater Than 90 Days Past Due	166	28
Total Past Due	888	798
Current	317	322
Unbilled Minimum Lease Payments	40,554	38,278
Total Minimum Lease Payments	41,759	39,398
Unearned Income	(1,903)	(2,777)
Non-Recourse Notes Payable	(10,748)	(10,337)
Net Credit Exposure	29,108	26,284
High CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	0	1,342
61-90 Days Past Due	770	127
Greater Than 90 Days Past Due	45	832
Total Past Due	815	2,301
Current	907	3,450
Unbilled Minimum Lease Payments	36,354	22,097
Total Minimum Lease Payments	38,076	27,848
Non-Recourse Notes Payable	(18,330)	(5,621)
Net Credit Exposure	19,746	22,227
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	82	51
61-90 Days Past Due	27	51
Greater Than 90 Days Past Due	25	5
Total Past Due	134	107
Current	302	101
Unbilled Minimum Lease Payments	29,365	24,640
Total Minimum Lease Payments	29,801	24,848
Unearned Income	(1,942)	(1,596)
Non-Recourse Notes Payable	(12,269)	(7,857)
Net Credit Exposure	15,590	15,395
Average CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
31-60 Days Past Due	303	1,379
61-90 Days Past Due	0	0
Greater Than 90 Days Past Due	0	0
Total Past Due	303	1,379
Current	43	0
Unbilled Minimum Lease Payments	4,733	2,566
Total Minimum Lease Payments	5,079	3,945
Non-Recourse Notes Payable	(3,011)	(1,203)
Net Credit Exposure	2,068	2,742
Low CQR [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure, lower limit (in hundredths)	50.00%
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	309	307
Total Minimum Lease Payments	370	368
Unearned Income	(43)	(39)
Non-Recourse Notes Payable	0	0
Net Credit Exposure	327	329
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	726
Total Past Due	791	726
Current	0	0
Unbilled Minimum Lease Payments	2,446	2,511
Total Minimum Lease Payments	3,237	3,237
Non-Recourse Notes Payable	0	0
Net Credit Exposure	$ 3,237	$ 3,237