GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

12 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets Subject to Amortization

Intangible assets are summarized as follows:

	March 31,
	2015				2016
	Gross  Carrying Amount		Accumulated Amortization		Gross  Carrying Amount		Accumulated Amortization
	(Yen in millions)
Intangible assets subject to amortization:
Customer relationships	¥	32,944	¥	14,417	¥	34,670	¥	16,624
Software		40,438		29,780		40,897		29,384
Patent rights		12,506		8,928		15,940		9,767
Trademark		6,291		1,270		7,433		1,673
Non-patent technology		5,257		1,101		5,425		1,541
Other		13,007		5,488		12,718		6,034
Total	¥	110,443	¥	60,984	¥	117,083	¥	65,023

Intangible Assets Not Subject to Amortization

	March 31,
	2015		2016
	Gross  Carrying Amount		Gross Carrying Amount
	(Yen in millions)
Intangible assets not subject to amortization:
Trademark	¥	7,155	¥	7,045
Other		1		1
Total	¥	7,156	¥	7,046

Intangible Assets Subject to Amortization Acquired

Intangible assets acquired during the year ended March 31, 2016 are as follows:

	Year ended March 31, 2016
	(Yen in millions)
Intangible assets subject to amortization:
Customer relationships	¥	4,218
Software		5,563
Patent rights		5,268
Trademark		1,432
Non-patent technology		408
Other		698
Total	¥	17,587

Estimated Aggregate Amortization Expenses for Intangible Assets for Next Five Years

The estimated aggregate amortization expenses for intangible assets for the next five years are as follows:

Years ending March 31,	(Yen in millions)
2017	¥	9,430
2018		8,033
2019		5,880
2020		4,236
2021		3,620

Changes in Amounts of Goodwill by Reporting Segment

The changes in the amounts of goodwill by reporting segment in the years ended March 31, 2015 and 2016 are as follows:

	Fine Ceramic Parts Group		Semiconductor Parts Group			Applied Ceramic Products Group			Electronic Device Group			Telecommunications Equipment Group			Information Equipment Group			Others			Total
	(Yen in millions)
Balance at March 31, 2014
Goodwill	¥	100	¥	6,901		¥	22,842		¥	49,486		¥	18,456		¥	16,808		¥	10,900		¥	125,493
Accumulated impairment losses		—		—			(5,415	)		(729	)		—			(22	)		(2,695	)		(8,861	)
		100		6,901			17,427			48,757			18,456			16,786			8,205			116,632
Goodwill acquired during the year		—		—			—			—			—			1,251			71			1,322
Impairment of goodwill		—		—			—			—			(18,456	)		—			—			(18,456	)
Translation adjustments and reclassification to other accounts		—		72			(602	)		3,640			—			(441	)		—			2,669
Balance at March 31, 2015
Goodwill		100		6,973			22,240			53,126			18,456			17,618			10,971			129,484
Accumulated impairment losses		—		—			(5,415	)		(729	)		(18,456	)		(22	)		(2,695	)		(27,317	)
		100		6,973			16,825			52,397			—			17,596			8,276			102,167
Goodwill acquired during the year		—		—			218			10,606			—			6,851			—			17,675
Impairment of goodwill		—		—			—			(14,143	)		—			—			—			(14,143	)
Translation adjustments and reclassification to other accounts		—		(30	)		(409	)		(1,498	)		—			(1,163	)		—			(3,100	)
Balance at March 31, 2016
Goodwill		100		6,943			22,049			62,234			18,456			23,306			10,971			144,059
Accumulated impairment losses		—		—			(5,415	)		(14,872	)		(18,456	)		(22	)		(2,695	)		(41,460	)
	¥	100	¥	6,943		¥	16,634		¥	47,362		¥	—		¥	23,284		¥	8,276		¥	102,599