SUPPLEMENTAL GUARANTOR AND NON-GUARANTOR CONSOLIDATING FINANCIAL STATEMENTS - Balance Sheet (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
Current assets:
Cash and cash equivalents	$ 1,607,570	$ 1,628,408	$ 1,593,728	$ 1,587,087
Accounts receivable	2,044,757	2,337,515
Inventories	3,491,656	3,488,752
Other current assets	1,171,143	1,286,225
Total current assets	8,315,126	8,740,900
Property and equipment, net	2,257,633	2,092,167
Goodwill and other intangible assets, net	1,345,820	415,175
Other assets	466,402	404,649
Total assets	12,384,981	11,652,891
Current liabilities:
Bank borrowings and current portion of long-term debt	65,166	45,030
Accounts payable	4,248,292	4,561,194
Accrued payroll	353,547	339,739
Other current liabilities	1,905,200	1,809,128
Total current liabilities	6,572,205	6,755,091
Long term liabilities	3,207,246	2,501,550
Flextronics International Ltd. shareholders' equity (deficit)	2,570,872	2,360,814
Noncontrolling interest	34,658	35,436
Total shareholders' equity	2,605,530	2,396,250	2,201,679	2,246,758
Total liabilities and shareholders' equity	12,384,981	11,652,891
Eliminations
Current assets:
Inter company receivable	(27,078,842)	(21,275,529)
Total current assets	(27,078,842)	(21,275,529)
Other assets	(4,054,214)	(4,092,715)
Investment in subsidiaries	(24,005,408)	(20,094,609)
Total assets	(55,138,464)	(45,462,853)
Current liabilities:
Inter company payable	(27,078,842)	(21,275,529)
Total current liabilities	(27,078,842)	(21,275,529)
Long term liabilities	(4,054,214)	(4,092,715)
Flextronics International Ltd. shareholders' equity (deficit)	(24,005,408)	(20,094,609)
Total shareholders' equity	(24,005,408)	(20,094,609)
Total liabilities and shareholders' equity	(55,138,464)	(45,462,853)
Parent | Reportable legal entities
Current assets:
Cash and cash equivalents	734,869	608,971	638,714	740,515
Inter company receivable	9,105,728	6,417,410
Other current assets	2,951	8,143
Total current assets	9,843,548	7,034,524
Goodwill and other intangible assets, net	175	475
Other assets	2,249,145	2,210,669
Investment in subsidiaries	2,815,426	1,799,956
Total assets	14,908,294	11,045,624
Current liabilities:
Bank borrowings and current portion of long-term debt	58,836	38,868
Inter company payable	9,562,405	6,559,569
Other current liabilities	33,008	30,553
Total current liabilities	9,654,249	6,628,990
Long term liabilities	2,683,173	2,055,820
Flextronics International Ltd. shareholders' equity (deficit)	2,570,872	2,360,814
Total shareholders' equity	2,570,872	2,360,814
Total liabilities and shareholders' equity	14,908,294	11,045,624
Guarantor Subsidiaries | Reportable legal entities
Current assets:
Cash and cash equivalents	148,201	168,272	210,462	226,372
Accounts receivable	729,331	1,208,632
Inventories	1,482,410	1,729,593
Inter company receivable	5,568,392	4,759,062
Other current assets	180,842	202,161
Total current assets	8,109,176	8,067,720
Property and equipment, net	553,072	471,052
Goodwill and other intangible assets, net	60,895	64,830
Other assets	267,034	155,172
Investment in subsidiaries	3,014,634	1,654,226
Total assets	12,004,811	10,413,000
Current liabilities:
Bank borrowings and current portion of long-term debt	946	917
Accounts payable	1,401,835	1,758,305
Accrued payroll	114,509	112,692
Inter company payable	7,999,335	7,250,235
Other current liabilities	869,470	845,156
Total current liabilities	10,386,095	9,967,305
Long term liabilities	2,063,988	2,102,483
Flextronics International Ltd. shareholders' equity (deficit)	(445,272)	(1,656,788)
Total shareholders' equity	(445,272)	(1,656,788)
Total liabilities and shareholders' equity	12,004,811	10,413,000
Non-Guarantor Subsidiaries | Reportable legal entities
Current assets:
Cash and cash equivalents	724,500	851,165	$ 744,552	$ 620,200
Accounts receivable	1,315,426	1,128,883
Inventories	2,009,246	1,759,159
Inter company receivable	12,404,722	10,099,057
Other current assets	987,350	1,075,921
Total current assets	17,441,244	14,914,185
Property and equipment, net	1,704,561	1,621,115
Goodwill and other intangible assets, net	1,284,750	349,870
Other assets	2,004,437	2,131,523
Investment in subsidiaries	18,175,348	16,640,427
Total assets	40,610,340	35,657,120
Current liabilities:
Bank borrowings and current portion of long-term debt	5,384	5,245
Accounts payable	2,846,457	2,802,889
Accrued payroll	239,038	227,047
Inter company payable	9,517,102	7,465,725
Other current liabilities	1,002,722	933,419
Total current liabilities	13,610,703	11,434,325
Long term liabilities	2,514,299	2,435,962
Flextronics International Ltd. shareholders' equity (deficit)	24,450,680	21,751,397
Noncontrolling interest	34,658	35,436
Total shareholders' equity	24,485,338	21,786,833
Total liabilities and shareholders' equity	$ 40,610,340	$ 35,657,120