Restructuring charges (Tables)

12 Months Ended

Mar. 31, 2015

Restructuring and Related Activities [Abstract]

Changes in Accrued Restructuring Charges

The changes in the accrued restructuring charges for the fiscal years ended March 31, 2013, 2014 and 2015 are as follows:

	Yen in millions
	Employee termination benefits			Non-cash write-downs and disposals, net*			Other associated costs			Total
Balance at March 31, 2012		24,997			—			7,936			32,933
Restructuring costs		62,752			5,161			6,473			74,386
Non-cash charges		—			(5,161	)		—			(5,161	)
Cash payments		(58,518	)		—			(9,722	)		(68,240	)
Adjustments		3,498			—			988			4,486
Balance at March 31, 2013		32,729			—			5,675			38,404
Restructuring costs		41,820			18,991			14,759			75,570
Non-cash charges		—			(18,991	)		—			(18,991	)
Cash payments		(46,017	)		—			(7,177	)		(53,194	)
Adjustments		3,312			—			659			3,971
Balance at March 31, 2014		31,844			—			13,916			45,760
Restructuring costs		53,261			17,169			20,259			90,689
Non-cash charges		—			(17,169	)		—			(17,169	)
Cash payments		(48,787	)		—			(19,937	)		(68,724	)
Adjustments		403			—			(42	)		361
Balance at March 31, 2015		36,721			—			14,196			50,917

* Significant asset impairments excluded from restructuring charges are described in Note 13.

Total Costs Incurred in Connection with Restructuring Programs by Segment

Total costs incurred in connection with these restructuring programs by segment for the fiscal years ended March 31, 2013, 2014 and 2015 are as follows:

	Yen in millions
	Fiscal year ended March 31, 2013
	Employee termination benefits		Other associated costs*		Total net restructuring charges		Depreciation associated with restructured assets		Total
Mobile Communications		787		917		1,704		—		1,704
Game & Network Services		310		—		310		—		310
Imaging Products & Solutions		9,720		1,520		11,240		1,645		12,885
Home Entertainment & Sound		10,647		1,168		11,815		597		12,412
Devices		15,153		3,943		19,096		—		19,096
Pictures		1,081		—		1,081		—		1,081
Music		2,305		—		2,305		—		2,305
Financial Services		—		—		—		—		—
All Other and Corporate		22,749		4,086		26,835		879		27,714
Total		62,752		11,634		74,386		3,121		77,507

	Yen in millions
	Fiscal year ended March 31, 2014
	Employee termination benefits		Other associated costs*		Total net restructuring charges		Depreciation associated with restructured assets		Total
Mobile Communications		440		3,171		3,611		—		3,611
Game & Network Services		58		313		371		—		371
Imaging Products & Solutions		3,309		113		3,422		—		3,422
Home Entertainment & Sound		1,160		377		1,537		34		1,571
Devices		2,917		2,547		5,464		3,451		8,915
Pictures		6,570		152		6,722		13		6,735
Music		576		—		576		—		576
Financial Services		—		—		—		—		—
All Other and Corporate		26,790		27,077		53,867		1,521		55,388
Total		41,820		33,750		75,570		5,019		80,589

	Yen in millions
	Fiscal year ended March 31, 2015
	Employee termination benefits		Other associated costs*		Total net restructuring charges		Depreciation associated with restructured assets		Total
Mobile Communications		3,664		1,906		5,570		85		5,655
Game & Network Services		520		6,752		7,272		—		7,272
Imaging Products & Solutions		6,550		13		6,563		714		7,277
Home Entertainment & Sound		1,959		1		1,960		—		1,960
Devices		3,235		3,761		6,996		426		7,422
Pictures		1,918		—		1,918		—		1,918
Music		1,530		578		2,108		—		2,108
Financial Services		—		—		—		—		—
All Other and Corporate		33,885		24,417		58,302		6,122		64,424
Total		53,261		37,428		90,689		7,347		98,036

* Other associated costs includes non-cash write-downs and disposals, net