Other Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	$ 37,660	$ 28,147
Finite-lived intangible assets, accumulated amortization	13,593	8,859
Total other intangible assets	40,420	30,907
Other intangible assets, net	26,827	22,048
Acquired Intangible Assets [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	35,736	26,356
Finite-lived intangible assets, accumulated amortization	13,097	8,763
Patents and technology
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	18,884	9,457
Finite-lived intangible assets, accumulated amortization	6,689	3,144
Customer lists
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	15,367	15,367
Finite-lived intangible assets, accumulated amortization	5,259	4,505
Trademarks and brand names
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	1,485	1,532
Finite-lived intangible assets, accumulated amortization	1,149	1,114
Deferred financing costs
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	1,924	1,791
Finite-lived intangible assets, accumulated amortization	496	96
Trademarks and brand names
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 2,760	$ 2,760