Stockholders' Equity - Additional Information (Detail) (USD $)	0 Months Ended	1 Months Ended	3 Months Ended	12 Months Ended					0 Months Ended	12 Months Ended				0 Months Ended
	Jul. 23, 2012	Jul. 23, 2012	Oct. 01, 2011	Jun. 28, 2014	Jun. 29, 2013	Jun. 30, 2012	May 06, 2013 Black-Scholes-Merton	May 06, 2013 Term Loans	Jul. 23, 2012 Opnext	Jun. 29, 2013 Opnext	Jun. 30, 2012 Mintera Contingency Scenario One	Jun. 28, 2014 7.50 % Exchangeable Senior Secured Second Lien Notes	Jun. 29, 2013 7.50 % Exchangeable Senior Secured Second Lien Notes	Dec. 19, 2013 7.50 % Exchangeable Senior Secured Second Lien Notes Convertible Notes	Dec. 19, 2013 7.50 % Exchangeable Senior Secured Second Lien Notes Convertible Notes	May 02, 2014 PECM Strategic Funding L.P. and Providence TMT Debt Opportunity Fund L.P.
Class of Stock [Line Items]
Total number of authorized shares	176,000,000.0
Common stock, shares authorized		175,000,000.0		175,000,000	175,000,000
Preferred stock, shares authorized		1,000,000.0		1,000,000	1,000,000
Warrants, number of common stock entitled to be purchase upon exercise								1,836,000								978,457
Exchange rate for the exachanges (in shares)														541.7118
Principal amount of convertible notes												$ 0	$ 25,000,000		$ 1,000
Number of shares of common stock issued in the exchange														13,542,791
Common stock, shares issued				107,779,000	92,766,000					38,400,000
Issuance of shares upon the exercise of common stock options (in shares)				155,000	6,000	45,000				4,300,000
Issuance of stock appreciation rights (in shares)										200,000
Fair value of stock options and stock appreciation rights		1,900,000
Issuance of shares in connection with Employee Stock Purchase Plan					1,100,000
Proceeds from employee stock purchase plan					1,700,000
Settlement of the obligation, shares issued			900,000						38,400,000		800,000
Obligations fair value											2,800,000
Contingent consideration revenue earnout period											12 months
Transfer of shares resulted in increase to additional paid-in capital			7,000,000								2,800,000
Warrants, exercise price (in usd per share)								$ 1.50
Black-scholes Merton pricing model warrant value							$ 700,000