DIVESTITURES: (Details) (USD $)	1 Months Ended	3 Months Ended	9 Months Ended
Feb. 29, 2012	Dec. 31, 2011	Dec. 31, 2011
Earnings from discontinued operations
Income from discontinued operations, net of tax		$ 814,000	$ 2,868,000
AISS business unit
DIVESTITURES
Sale of discontinued business unit	74,000,000
Revenue associated with discontinued operations		12,324,000	38,816,000
Earnings from discontinued operations
Earnings from discontinued operations before income taxes		1,356,000	4,778,000
Income taxes		542,000	1,910,000
Income from discontinued operations, net of tax		$ 814,000	$ 2,868,000

Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References+ Details

Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References

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+ Details

- Definition

Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References

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+ Details

- Definition

The cash inflow associated with the amount received from the sale of a business segment or subsidiary or sale of an entity that is related to it but not strictly controlled during the period (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment).

+ References+ Details