Note 5. Accumulated Other Comprehensive Income (Loss) - Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss) at beginning of period	$ 1,302	$ (2,077)	$ 1,229	$ 2,440
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	30	(87)	173	(3,580)
Reclassification to (earnings) loss	(64)	(133)	(134)	(1,157)
Distribution to Kimball Electronics, Inc.		3,479		3,479
Net current-period other comprehensive income (loss)	(34)	3,259	39	(1,258)
Accumulated Other Comprehensive Income (Loss) at end of period	1,268	1,182	1,268	1,182
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss) at beginning of period	0	(677)	0	4,909
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	0	(484)	0	(6,070)
Reclassification to (earnings) loss	0	0	0	0
Distribution to Kimball Electronics, Inc.		1,161		1,161
Net current-period other comprehensive income (loss)	0	677	0	(4,909)
Accumulated Other Comprehensive Income (Loss) at end of period	0	0	0	0
Derivative Gain (Loss)
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss) at beginning of period	0	(2,607)	0	(3,411)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	0	214	0	2,097
Reclassification to (earnings) loss	0	(114)	0	(1,193)
Distribution to Kimball Electronics, Inc.		2,507		2,507
Net current-period other comprehensive income (loss)	0	2,607	0	3,411
Accumulated Other Comprehensive Income (Loss) at end of period	0	0	0	0
Postemployment Benefits, Prior Service Costs
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss) at beginning of period	0	(77)	0	(120)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	0	0	0	0
Reclassification to (earnings) loss	0	39	0	82
Distribution to Kimball Electronics, Inc.		8		8
Net current-period other comprehensive income (loss)	0	47	0	90
Accumulated Other Comprehensive Income (Loss) at end of period	0	(30)	0	(30)
Postemployment Benefits, Net Actuarial Gain (Loss)
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss) at beginning of period	1,302	1,284	1,229	1,062
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	30	183	173	393
Reclassification to (earnings) loss	(64)	(58)	(134)	(46)
Distribution to Kimball Electronics, Inc.		(197)		(197)
Net current-period other comprehensive income (loss)	(34)	(72)	39	150
Accumulated Other Comprehensive Income (Loss) at end of period	$ 1,268	$ 1,212	$ 1,268	$ 1,212