INCOME TAXES (Details 2) (USD $) In Thousands	Mar. 31, 2011	Mar. 31, 2010
Deferred tax assets and valuation allowances relating to carryforwards
Deferred tax assets, net operating losses	$ 375,703	$ 270,672
Deferred tax assets, foreign tax credits	45,119	40,617
Deferred tax assets, capital losses	44,475	42,404
Total deferred tax assets for carryforwards	465,297	353,693
Valuation allowances for carryforwards	90,002	87,605
Total valuation allowances	94,541	87,605
Deferred tax assets	670,274	571,525
U.S. federal
Deferred tax assets and valuation allowances relating to carryforwards
Deferred tax assets, net operating losses	203,971	119,328
Deferred tax assets, foreign tax credits	45,119	40,617
Valuation allowances, foreign tax credits	3,131
U.S. state
Deferred tax assets and valuation allowances relating to carryforwards
Deferred tax assets, net operating losses	143,542	121,475
Deferred tax assets, capital losses	36,749	34,833
Valuation allowances, net operating losses	14,206	15,341
Valuation allowances, capital losses	36,749	34,833
Total valuation allowances	700
Deferred tax assets	221,700
Non-U.S.
Deferred tax assets and valuation allowances relating to carryforwards
Deferred tax assets, net operating losses	28,190	29,869
Deferred tax assets, capital losses	7,726	7,571
Valuation allowances, net operating losses	28,190	29,860
Valuation allowances, capital losses	7,726	7,571
Total foreign deferred tax assets for carryforwards	4,800
Deferred tax assets, other	4,539
Total valuation allowances	$ 3,131

The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from captial loss carryforwards for which it is more likely than not that a tax benefit will not be realized.

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- Details

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The sum of the tax effects as of the balance sheet date of the amount of excesses of tax deductions over gross income in a year which cannot be used on the tax returns in the current year but can be carried forward to reduce the taxable income or income taxes payable in a future year and the future tax deductions arising from all unused tax credit carryforwards which have been reduced by a valuation allowance.

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The tax effect as of the balance sheet date of the amount of future tax deductions arising from other loss and tax credit carryforwards.

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- Definition

The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from foreign tax credits carryforwards for which it is more likely than not that a tax benefit will not be realized.

+ Details

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The sum of the tax effects as of the balance sheet date of the amount of excesses of foreign tax deductions over gross income in a year which cannot be used on the tax returns in the current year but can be carried forward to reduce the taxable income or income taxes payable in a future year and the future tax deductions arising from all unused tax credit carryforwards which have been reduced by a valuation allowance.

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The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from loss carryforwards for which it is more likely than not that a tax benefit will not be realized.

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The tax effect as of the balance sheet date of the amount of future tax deductions arising from capital losses in excess of statutory limitations in historical filings, and which can only be utilized if sufficient tax-basis income is generated in future periods and providing tax laws continue to allow such utilization.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43

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The sum of the tax effects as of the balance sheet date of the amounts of all future tax deductions arising from temporary differences between tax basis and generally accepted accounting principles basis recognition of assets, liabilities, revenues and expenses, which can only be deducted for tax purposes when permitted under enacted tax laws ( before the valuation allowance, if any, to reduce such sum amount to net realizable value). Includes any tax benefit realized in deferred tax assets for significant impacts of tax planning strategies.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43, 289

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The sum of the tax effects as of the balance sheet date of the amount of excesses of tax deductions over gross income in a year which cannot be used on the tax returns in the current year but can be carried forward to reduce taxable income or income taxes payable in a future year, for which there must be sufficient tax-basis income to utilize a portion or all of the carryforward amount to realize the deferred tax asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43, 289

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The tax effect as of the balance sheet date of the amount of future tax effects arising from unused foreign tax credit carryforwards which will decrease future taxable income if applied in future years; a tax credit carryforward is the amount by which tax credits available for utilization exceeded statutory limits on inclusion in historical filings, and which can only be utilized if sufficient tax-basis income is generated in future periods and providing tax laws continue to allow such utilization.

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The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 17
-Subparagraph e

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43-49

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The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 43

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 17
-Subparagraph e

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 109
-Paragraph 48

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