Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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-Publisher FASB
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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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- References

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Property and Equipment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Depreciation	$ 16,812	$ 16,464	$ 15,884
Property and equipment [Abstract]
Gross	257,437	246,252
Accumulated depreciation	(162,141)	(146,871)
Total	95,296	99,381
Property and Equipment [Member] \| Geographic Concentration Risk [Member] \| United States
Property and equipment [Abstract]
Gross	$ 155,100	$ 150,100	$ 140,000
Property and Equipment [Member] \| Geographic Concentration Risk [Member] \| THAILAND
Property, Plant and Equipment [Line Items]
Concentration risk percentage	12.00%	12.00%	13.00%
Land
Property and equipment [Abstract]
Gross	$ 20,288	$ 20,288
Construction-in-progress
Property and equipment [Abstract]
Gross	6,880	2,298
Building and improvements
Property and equipment [Abstract]
Gross	52,156	51,941
Machinery and equipment
Property and equipment [Abstract]
Gross	132,162	128,342
Computer software and hardware and office furniture and fixtures
Property and equipment [Abstract]
Gross	$ 45,951	$ 43,383
Minimum [Member] \| Building and improvements
Property, Plant and Equipment [Line Items]
Useful life (in years)	4 years
Minimum [Member] \| Machinery and equipment
Property, Plant and Equipment [Line Items]
Useful life (in years)	2 years
Minimum [Member] \| Computer software and hardware and office furniture and fixtures
Property, Plant and Equipment [Line Items]
Useful life (in years)	4 years
Maximum [Member] \| Building and improvements
Property, Plant and Equipment [Line Items]
Useful life (in years)	40 years
Maximum [Member] \| Machinery and equipment
Property, Plant and Equipment [Line Items]
Useful life (in years)	8 years
Maximum [Member] \| Computer software and hardware and office furniture and fixtures
Property, Plant and Equipment [Line Items]
Useful life (in years)	7 years