Revenue from Contracts with Customers (Detail Textuals) - USD ($) $ in Thousands	3 Months Ended										12 Months Ended
	Dec. 31, 2018		Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017		Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Jan. 02, 2018
Disaggregation of Revenue [Line Items]
Stockholder's equity attributable to noncontrolling interest	$ 14,007					$ 15,467					$ 14,007	$ 15,467
Net sales	1,787,142	[1],[2]	$ 1,651,248	$ 1,726,540	$ 1,577,710	$ 1,738,593	[3],[4],[5],[6]	$ 1,728,524	$ 1,664,170	$ 1,483,105	6,742,640	$ 6,614,392	$ 6,829,118
Unbilled receivables	29,700										29,700
Revenue, remaining performance obligation amount	$ 64,100										64,100
Revenue, remaining performance obligation, expected timing of satisfaction, period												one year or more
Pro Forma
Disaggregation of Revenue [Line Items]
Net sales											6,727,525
Difference between Revenue Guidance in Effect before and after Topic 606 | Pro Forma | Lower than
Disaggregation of Revenue [Line Items]
Net sales											$ 15,100
Accounting Standards Update 2014-09
Disaggregation of Revenue [Line Items]
Cumulative effect on opening retained accumulated deficit														$ 1,800
Stockholder's equity attributable to noncontrolling interest														$ 2,700

[1] For the quarter ended December 31, 2018, the Company recorded a gain on the sale of its Taiwan factory and certain equipment of $13.3 million.

[2] In the fourth quarter, the Company recorded losses of $5.7 million associated with the settlement and partial curtailment of its U.S. and Taiwan pension plans.

[3] During 2017, the Company recorded a foreign currency remeasurement loss of $10.5 million related primarily to a deferred income tax liability, in the United Kingdom. This deferred income tax liability is denominated in GBP. The foreign currency remeasurement gain derives from the remeasurement of the GBP deferred income tax liability to the USD, since the date of the acquisition.

[4] For the quarter ended December 31, 2017, the Company recorded an increase to net sales of $8.1 million, to reverse previous quarters reduction in net sales in connection with Warrants.

[5] In the fourth quarter of 2017, the Company recorded acquisition costs of $61.5 million related to the cash settlement of stock-based awards held by transferring employees.

[6] In the fourth quarter of 2017, the Company recorded partial impairments of goodwill and indefinite-lived tradenames of $51.2 million and $3.8 million, respectively, acquired in our ActiveVideo acquisition and included as part of our Cloud TV reporting unit, of which $19.3 million is attributable to noncontrolling interest.