Related Party Revenue (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Related party transactions:
Management fees revenue	$ 6,085	$ 5,368	$ 15,847	$ 14,929
Revenue from related parties	9,422	11,595	26,344	33,549
SAC Holdings
Related party transactions:
Interest income revenue	1,981	4,863	6,438	14,537
Management fees revenue	3,585	3,440	11,271	10,990
Private Mini
Related party transactions:
Interest income revenue	1,356	1,364	4,059	4,083
Management fees revenue	580	558	1,720	1,664
Mercury
Related party transactions:
Management fees revenue	$ 1,920	$ 1,370	$ 2,856	$ 2,275

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Interest generated from day to day operating activities of the business. This element represents a revenue generating activity and is therefore gross (before any related cost of revenue items).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(e))

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

+ Details

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- Definition

Revenue, comprised of base and incentive revenue derived from the management of joint ventures, managing third-party properties, or another entity's operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(d))

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

+ Details

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- Definition

Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.

+ References

No definition available.

+ Details

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