INCOME TAXES - Components of Deferred Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Deferred tax liabilities:
Fixed assets	$ (74,316)	$ (73,327)
Intangible assets	(88,760)	0
Others	(29,472)	(44,603)
Total deferred tax liabilities	(192,548)	(117,930)
Deferred tax assets:
Fixed assets	65,004	80,370
Intangible assets	3,795	28,954
Deferred compensation	15,892	13,618
Inventory valuation	10,124	11,864
Provision for doubtful accounts	1,300	3,149
Net operating loss and other carryforwards	2,332,894	2,394,456
Others	271,272	264,781
Gross deferred tax assets	2,700,281	2,797,192
Valuation allowances	(2,385,489)	(2,521,763)
Net deferred tax assets	314,792	275,429
Net deferred tax asset	122,244	157,499
The net deferred tax asset is classified as follows:
Current asset (classified as other current assets)	0	63,910
Long-term asset	222,772	211,519
Long-term liability	(100,528)	$ (117,930)
Current impact on the tax provision due to change in valuation allowance	34,000
Deferred tax asset associated with tax loss and tax credit carryforwards of indefinite duration	2,400,000
Valuation allowance relating to deferred tax assets	79,300
Tax losses and other carryforwards	2,359,520
Undistributed earnings of subsidiaries	916,000
Undistributed foreign earnings that applicable foreign withholding taxes have been provided	106,700
Deferred tax liability on undistributed foreign earnings	11,200
2017 - 2022
The net deferred tax asset is classified as follows:
Tax losses and other carryforwards	558,108
2023 - 2028
The net deferred tax asset is classified as follows:
Tax losses and other carryforwards	742,981
2029 and post
The net deferred tax asset is classified as follows:
Tax losses and other carryforwards	622,339
Indefinite
The net deferred tax asset is classified as follows:
Tax losses and other carryforwards	$ 436,092