Other Comprehensive Income (Loss) - Schedule of Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands		3 Months Ended
		Sep. 30, 2016	Sep. 30, 2015
Accumulated Other Comprehensive Income Loss [Line Items]
Foreign currency translation gains (losses), Pre-Tax		$ 3,391	$ (33,342)
Changes in hedging derivatives:
(Losses) gains recognized in AOCI (effective portion), Pre-Tax		(1,669)	9,981
Other gains (losses), Pre-Tax		6	(54)
Changes in hedging derivatives, Pre-Tax		(22,382)	(12,335)
Pension liability adjustment:
Pension liability adjustment, Pre-Tax		705	(1,106)
Unrealized gains (losses) on available-for-sale securities, Pre Tax		1,592	(134)
Other comprehensive loss, Pre-Tax		(16,694)	(46,917)
Other comprehensive loss attributable to Harman International Industries, Incorporated, Pre-Tax		(16,694)	(46,917)
Foreign currency translation	[1]	3,391	(33,342)
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Net of Tax		20,719	22,262
(Losses) gains recognized in AOCI (effective portion), Net of Tax		(1,328)	7,755
Other gains (losses), Net of Tax		4	(41)
Change in hedging derivatives, net of taxes	[1]	(17,799)	(9,583)
Pension liability adjustment:
Pension liability adjustment, net of taxes	[1]	465	(683)
Unrealized gains (losses) on available for sale securities	[1]	1,016	(85)
Other comprehensive loss, Net of Tax		(12,927)	(43,693)
Other comprehensive loss attributable to Harman International Industries, Incorporated, Net of Tax		(12,927)	(43,693)
Cost of Sales [Member]
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Pre-Tax		(20,093)	(22,257)
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Net of Tax		(15,978)	(17,293)
Selling, General and Administrative Expense [Member]
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Pre-Tax		(13)
Pension liability adjustment:
Amortization of prior service cost, Pre-Tax		214	247
Amortization of net loss, Pre-Tax		1,052	1,315
Expected return on plan assets, Pre-Tax		(28)	(31)
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Net of Tax		(10)
Pension liability adjustment:
Amortization of prior service cost, Net of Tax		141	152
Amortization of net loss, Net of Tax		693	812
Expected return on plan assets, Net of Tax		(18)	(19)
Interest Expense, Net [Member]
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Pre-Tax		5	(5)
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Net of Tax		4	(4)
Foreign Exchange Gains, Net [Member]
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Pre-Tax		(618)
Pension liability adjustment:
Other losses, Pre-Tax		(533)	(2,637)
Changes in hedging derivatives:
Reclassifications from AOCI into income (effective portion), Net of Tax		(491)
Pension liability adjustment:
Other losses, Net of Tax		$ (351)	$ (1,628)

[1] Refer to Note 15 – Other Comprehensive Income (Loss) for more information.