4. INCOME TAXES (Details 4) (USD $)	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
Income Taxes
Unrecognized tax benefits, current	$ 0	$ 0
Unrecognized tax benefits, noncurrent	780,000	1,462,000
Deferred tax assets unrecognized tax benefit	1,277,000
Unrecognized tax benefits, beginning of period	2,386,000us-gaap_UnrecognizedTaxBenefits	2,760,000us-gaap_UnrecognizedTaxBenefits	3,109,000us-gaap_UnrecognizedTaxBenefits
Additions based on tax positions related to current year	292,000	250,000	429,000
Additions based on tax positions related to prior years		13,000	85,000
Settlements during the current year			(231,000)
Lapses during the current year applicable to statutes of limitations	(696,000)	(637,000)	(632,000)
Unrecognized tax benefits, end of period	1,982,000us-gaap_UnrecognizedTaxBenefits	2,386,000us-gaap_UnrecognizedTaxBenefits	2,760,000us-gaap_UnrecognizedTaxBenefits
Possible reduction in uncertain tax benefits	$ 729,000

Represents amount of unrecognized tax benefits recorded as a reduction to deferred tax assets.

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The current portion of the amount recognized for uncertain tax positions as of the balance sheet date.

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The noncurrent portion of the amount recognized for uncertain tax positions as of the balance sheet date.

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The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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