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Goodwill (Tables)
 6 Months Ended
Jan. 02, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of changes in goodwill
The following table presents the changes in goodwill allocated to the Company’s reportable segments (in millions):
 
Network
Enablement 
 
Service
Enablement 
 
Optical Security
and Performance
Products
 
Total
Balance as of June 27, 2015
$
154.5

 
$
92.7

 
$
8.3

 
$
255.5

Currency translation and other adjustments
(2.2
)
 
(1.2
)
 
—

 
(3.4
)
Goodwill allocation - WaveReady (1)
(6.0
)
 
—

 
—

 
(6.0
)
Balance as of January 2, 2016
$
146.3

 
$
91.5

 
$
8.3

 
$
246.1


(1) Amount represents a release of the relative fair value of goodwill in our NE reporting unit related to the WaveReady products line, which is now a part of Lumentum as of the Separation Date. Refer to “Note 3. Discontinued Operations” for more information.