RESERVES FOR CREDIT LOSSES, CQR (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Mar. 31, 2016
Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	$ 992	$ 973
Current	366	1,143
Unbilled Minimum Lease Payments	71,875	64,187
Total Minimum Lease Payments	73,233	66,303
Unearned income	(4,078)	(4,111)
Non-Recourse Notes Payable	(22,507)	(31,628)
Net Credit Exposure	46,648	30,564
Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	6,858	5,974
Current	2,881	503
Unbilled Minimum Lease Payments	46,452	37,965
Total Minimum Lease Payments	56,191	44,442
Non-Recourse Notes Payable	(30,760)	(21,586)
Net Credit Exposure	$ 25,431	22,856
High CQR [Member] | Minimum [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure	0.00%
High CQR [Member] | Maximum [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure	5.00%
High CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	$ 745	721
Current	302	984
Unbilled Minimum Lease Payments	49,644	46,157
Total Minimum Lease Payments	50,691	47,862
Unearned income	(2,808)	(2,705)
Non-Recourse Notes Payable	(19,741)	(22,914)
Net Credit Exposure	28,142	22,243
High CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	2,953	2,872
Current	2,739	301
Unbilled Minimum Lease Payments	29,366	24,092
Total Minimum Lease Payments	35,058	27,265
Non-Recourse Notes Payable	(18,630)	(11,644)
Net Credit Exposure	$ 16,428	15,621
Average CQR [Member] | Minimum [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure	2.00%
Average CQR [Member] | Maximum [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure	15.00%
Average CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	$ 105	110
Current	64	159
Unbilled Minimum Lease Payments	22,231	18,030
Total Minimum Lease Payments	22,400	18,299
Unearned income	(1,251)	(1,387)
Non-Recourse Notes Payable	(2,766)	(8,714)
Net Credit Exposure	18,383	8,198
Average CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	803	0
Current	142	202
Unbilled Minimum Lease Payments	17,086	13,873
Total Minimum Lease Payments	18,031	14,075
Non-Recourse Notes Payable	(12,130)	(9,942)
Net Credit Exposure	$ 5,901	4,133
Low CQR [Member] | Minimum [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure	15.00%
Low CQR [Member] | Maximum [Member]
Financing Receivable, Recorded Investment [Line Items]
Losses on net credit exposure	100.00%
Low CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	$ 142	142
Current	0	0
Unbilled Minimum Lease Payments	0	0
Total Minimum Lease Payments	142	142
Unearned income	(19)	(19)
Non-Recourse Notes Payable	0	0
Net Credit Exposure	123	123
Low CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	3,102	3,102
Current	0	0
Unbilled Minimum Lease Payments	0	0
Total Minimum Lease Payments	3,102	3,102
Non-Recourse Notes Payable	0	0
Net Credit Exposure	3,102	3,102
31 to 60 Days Past Due [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	377	590
31 to 60 Days Past Due [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	1,508	399
31 to 60 Days Past Due [Member] | High CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	330	575
31 to 60 Days Past Due [Member] | High CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	785	399
31 to 60 Days Past Due [Member] | Average CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	47	15
31 to 60 Days Past Due [Member] | Average CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	723	0
31 to 60 Days Past Due [Member] | Low CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	0	0
31 to 60 Days Past Due [Member] | Low CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	0	0
61 to 90 Days Past Due [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	173	69
61 to 90 Days Past Due [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	80	305
61 to 90 Days Past Due [Member] | High CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	149	52
61 to 90 Days Past Due [Member] | High CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	0	305
61 to 90 Days Past Due [Member] | Average CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	24	17
61 to 90 Days Past Due [Member] | Average CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	80	0
61 to 90 Days Past Due [Member] | Low CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	0	0
61 to 90 Days Past Due [Member] | Low CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	0	0
Greater than 90 Days Past Due [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	442	314
Greater than 90 Days Past Due [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	5,270	5,270
Greater than 90 Days Past Due [Member] | High CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	266	94
Greater than 90 Days Past Due [Member] | High CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	2,168	2,168
Greater than 90 Days Past Due [Member] | Average CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	34	78
Greater than 90 Days Past Due [Member] | Average CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	0	0
Greater than 90 Days Past Due [Member] | Low CQR [Member] | Investment in Direct Financing and Sales-type Leases that are Past Due [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	142	142
Greater than 90 Days Past Due [Member] | Low CQR [Member] | Notes Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Past Due	$ 3,102	$ 3,102