Related Party Transactions and Balances - Additional Information (Detail)							1 Months Ended	12 Months Ended
	Jun. 29, 2012 JDS Uniphase Corporation	Jun. 24, 2011 JDS Uniphase Corporation	Jun. 25, 2010 JDS Uniphase Corporation	Jun. 29, 2012 Asia Pacific Growth Fund III, L.P.	Jun. 24, 2011 Asia Pacific Growth Fund III, L.P.	Jun. 25, 2010 Asia Pacific Growth Fund III, L.P.	Jul. 31, 2010 Initial Public Offering JDS Uniphase Corporation Selling Shareholders	Jun. 25, 2010 Initial Public Offering JDS Uniphase Corporation Selling Shareholders
Related Party Transaction [Line Items]
Shares capital, fully diluted, held	0.00%	0.00%	1.10%	26.20%	26.50%	46.10%
Number of ordinary shares sold							393,150	1,606,850