Assets Held for Sale and Long-lived Assets (Details Textual) $ in Thousands	1 Months Ended	12 Months Ended
	Sep. 30, 2018 USD ($) ft²	Dec. 31, 2018 USD ($) ft²	Dec. 31, 2017 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Asset impairment charge			$ 5,051
Net book value		236
Purchase price for property		$ 2,280
Batavia [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Sale of square foot | ft²	134,400
Net book value	$ 5,900
Sale price for property	6,700
Realized net proceeds after payment of real estate taxes, brokerage and legal fees, transfer taxes and other expenses	6,400
Gain on sale of asset	504
Purchase price for property	$ 2,300
Penang, Malaysia [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Sale of square foot | ft²		65,000
Machinery and Equipment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Asset impairment charge			1,000
Land and Building [Member] | U.S. and Malaysia [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Asset impairment charge			$ 4,000
U.S. equipment and consumable assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net book value		$ 1,600
Malaysia equipment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net book value		131
Gain on sale of asset		$ 2,900