Annual report pursuant to Section 13 and 15(d)

Acquisition (Schedule Of Intangible Assets Other Than Goodwill Acquired) (Details)

v3.20.1
Acquisition (Schedule Of Intangible Assets Other Than Goodwill Acquired) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2018
USD ($)
Schedule Of Intangible Assets Other Than Goodwill [Line Items]  
Intangibles subject to amortization, Weighted Average Useful Life 13 years 9 months 18 days
Intangibles acquired $ 34,400
Trade Names and Trademarks [Member]  
Schedule Of Intangible Assets Other Than Goodwill [Line Items]  
Intangibles not subject to amortization 18,900
Customer Lists And Relationships [Member]  
Schedule Of Intangible Assets Other Than Goodwill [Line Items]  
Intangibles subject to amortization $ 11,900
Intangibles subject to amortization, Weighted Average Useful Life 15 years
Product Technologies [Member]  
Schedule Of Intangible Assets Other Than Goodwill [Line Items]  
Intangibles subject to amortization $ 2,500
Intangibles subject to amortization, Weighted Average Useful Life 10 years
Trade Names and Trademarks [Member]  
Schedule Of Intangible Assets Other Than Goodwill [Line Items]  
Intangibles subject to amortization $ 1,100
Intangibles subject to amortization, Weighted Average Useful Life 10 years