Business Combination - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended
	Mar. 29, 2013	Mar. 31, 2013		Mar. 31, 2012
Business Acquisition [Line Items]
Acquisition-related transaction costs		$ 4,510,000	[1]	$ 394,000
Weighted average amortization period for intangible assets	5 years 4 months 24 days
Cost of goods sold		44,306,000	[1]	42,817,000
Optical Components Business Units
Business Acquisition [Line Items]
Total consideration		24,258,000
Cash consideration paid		14,087,000
Withheld and placed into escrow		2,000,000
Percentage of notes unpaid balance per year	1.50%
Acquisition-related transaction costs	4,500,000
Royalty rate on total revenue	2.00%
Optical Components Business Units | Inventory
Business Acquisition [Line Items]
Fair value of assets		(6,700,000)
Optical Components Business Units | Property, Plant and Equipment
Business Acquisition [Line Items]
Fair value of assets		2,800,000
Optical Components Business Units | Customer relationships
Business Acquisition [Line Items]
Intangible assets useful life	6 years
Fair value of assets		1,700,000
Optical Components Business Units | Minimum
Business Acquisition [Line Items]
Property, plant and equipment useful life	2 years
Optical Components Business Units | Minimum | Developed Technology
Business Acquisition [Line Items]
Intangible assets useful life	4 years
Optical Components Business Units | Maximum
Business Acquisition [Line Items]
Property, plant and equipment useful life	10 years
Optical Components Business Units | Maximum | Developed Technology
Business Acquisition [Line Items]
Intangible assets useful life	5 years
Optical Components Business Units | Notes Payable | To be paid in three equal installments
Business Acquisition [Line Items]
Liabilities assumed	11,130,000	11,130,000
Optical Components Business Units | Other Liability
Business Acquisition [Line Items]
Liabilities assumed		8,844,000
Consolidation, Eliminations | Pro Forma
Business Acquisition [Line Items]
Acquisition transaction costs		4,500,000
Acquisition revenue		1,900,000		400,000
Acquisition cost of goods sold				2,500,000
Consolidation, Eliminations | Optical Components Business Units | Pro Forma
Business Acquisition [Line Items]
Cost of goods sold		$ 1,800,000		$ 300,000

[1] Restated and Revised, see Note 2