Acquisition and Divestiture Activities	12 Months Ended
Dec. 31, 2018
Acquisition and Divestiture Activities [Abstract]
Acquisition and Divestiture Activities	Note 3 - Acquisition and Divestiture Activities As part of its growth strategy, the Company seeks to expand through targeted acquisitions of other manufacturers of electronic components that have established positions in major markets, reputations for product quality and reliability, and product lines with which the Company has substantial marketing and technical expertise. Year ended December 31, 2018 On February 8, 2018, the Company acquired substantially all of the assets and liabilities of Ultrasource, Inc. ("UltraSource"), a U.S.-based, privately-held thin film circuit and thin film interconnect manufacturer, for $13,596. Based on an estimate of their fair values, the Company allocated $6,500 of the purchase price to definite-lived intangible assets. After allocating the purchase price to the assets acquired and liabilities assumed based on an estimation of their fair values at the date of acquisition, the Company recorded goodwill of $4,227 related to this acquisition. The results and operations of this acquisition have been included in the Resistors & Inductors segment since February 8, 2018. The inclusion of this acquisition did not have a material impact on the Company's consolidated results for the year ended December 31, 2018. The goodwill related to this acquisition is included in the Resistors & Inductors reporting unit for goodwill impairment testing. On June 11, 2018, the Company acquired EuroPower Holdings Ltd. ("EuroPower") for $2,939, net of cash acquired. EuroPower is a distributor of electronic components in the United Kingdom. The inclusion of this business did not have a material impact on the Company's consolidated results for the year ended December 31, 2018. After allocating the purchase price to the assets acquired and liabilities assumed based on an estimation of their fair values at the date of acquisition, the Company recorded goodwill of $1,068 related to this acquisition. The goodwill related to this acquisition is included in the Resistors & Inductors reporting unit for goodwill impairment testing. Prior years In the fourth fiscal quarter of 2015, the Company deposited the $6,750 purchase price of Sonntag Electronic GmbH ("Sonntag"). The purchase price, net of cash acquired was $5,450. The acquisition was effective January 1, 2016. Sonntag is a distributor of electronic components in Germany. The inclusion of this business did not have a material impact on the Company's consolidated results for the year ended December 31, 2016. After allocating the purchase price to the assets acquired and liabilities assumed based on an estimation of their fair values at the date of acquisition, the Company recorded goodwill of $3,485 related to this acquisition. The goodwill related to this acquisition is included in the Resistors & Inductors reporting unit for goodwill impairment testing. Had these acquisitions occurred as of the beginning of the periods presented in these consolidated financial statements, the pro forma statements of operations would not be materially different than the consolidated statements of operations presented. Subsequent Events On January 3, 2019, the Company acquired substantially all of the assets of Bi-Metallix, Inc. ("Bi-Metallix"), a U.S.-based, privately-held provider of electron beam continuous strip welding services for $12,000, subject to customary post-closing adjustments. The Company was a major customer of Bi-Metallix, and the acquired business will be vertically integrated into the Company's Resistors & Inductors segment.

Note 3 - Acquisition and Divestiture Activities

As part of its growth strategy, the Company seeks to expand through targeted acquisitions of other manufacturers of electronic components that have established positions in major markets, reputations for product quality and reliability, and product lines with which the Company has substantial marketing and technical expertise.

Year ended December 31, 2018

On February 8, 2018, the Company acquired substantially all of the assets and liabilities of Ultrasource, Inc. ("UltraSource"), a U.S.-based, privately-held thin film circuit and thin film interconnect manufacturer, for $13,596. Based on an estimate of their fair values, the Company allocated $6,500 of the purchase price to definite-lived intangible assets. After allocating the purchase price to the assets acquired and liabilities assumed based on an estimation of their fair values at the date of acquisition, the Company recorded goodwill of $4,227 related to this acquisition. The results and operations of this acquisition have been included in the Resistors & Inductors segment since February 8, 2018. The inclusion of this acquisition did not have a material impact on the Company's consolidated results for the year ended December 31, 2018. The goodwill related to this acquisition is included in the Resistors & Inductors reporting unit for goodwill impairment testing.

On June 11, 2018, the Company acquired EuroPower Holdings Ltd. ("EuroPower") for $2,939, net of cash acquired. EuroPower is a distributor of electronic components in the United Kingdom. The inclusion of this business did not have a material impact on the Company's consolidated results for the year ended December 31, 2018. After allocating the purchase price to the assets acquired and liabilities assumed based on an estimation of their fair values at the date of acquisition, the Company recorded goodwill of $1,068 related to this acquisition. The goodwill related to this acquisition is included in the Resistors & Inductors reporting unit for goodwill impairment testing.

Prior years

In the fourth fiscal quarter of 2015, the Company deposited the $6,750 purchase price of Sonntag Electronic GmbH ("Sonntag"). The purchase price, net of cash acquired was $5,450. The acquisition was effective January 1, 2016. Sonntag is a distributor of electronic components in Germany. The inclusion of this business did not have a material impact on the Company's consolidated results for the year ended December 31, 2016. After allocating the purchase price to the assets acquired and liabilities assumed based on an estimation of their fair values at the date of acquisition, the Company recorded goodwill of $3,485 related to this acquisition. The goodwill related to this acquisition is included in the Resistors & Inductors reporting unit for goodwill impairment testing.

Had these acquisitions occurred as of the beginning of the periods presented in these consolidated financial statements, the pro forma statements of operations would not be materially different than the consolidated statements of operations presented.

Subsequent Events

On January 3, 2019, the Company acquired substantially all of the assets of Bi-Metallix, Inc. ("Bi-Metallix"), a U.S.-based, privately-held provider of electron beam continuous strip welding services for $12,000, subject to customary post-closing adjustments. The Company was a major customer of Bi-Metallix, and the acquired business will be vertically integrated into the Company's Resistors & Inductors segment.