Goodwill and Intangible Assets (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Intangible Assets [Line Items]
Gross Carrying Value	$ 248,208	$ 248,683
Gross Carrying Value	248,908	249,383
Accumulated Amortization	(40,382)	(36,831)
Accumulated Amortization	(40,382)	(36,831)
Net Carrying Value	207,826	211,852
Net Carrying Value	$ 208,526	$ 212,552
Weighted Average Useful Life (in years)	16 years	16 years
Trademark
Intangible Assets [Line Items]
Gross Carrying Value	$ 700	$ 700
Net Carrying Value	700	700
Technology—developed
Intangible Assets [Line Items]
Gross Carrying Value	82,095	82,169
Accumulated Amortization	(10,725)	(9,669)
Net Carrying Value	$ 71,370	$ 72,500
Weighted Average Useful Life (in years)	19 years	19 years
Patents
Intangible Assets [Line Items]
Gross Carrying Value	$ 240	$ 240
Accumulated Amortization	$ (240)	$ (240)
Weighted Average Useful Life (in years)	8 years	8 years
Customer relationships
Intangible Assets [Line Items]
Gross Carrying Value	$ 160,425	$ 160,825
Accumulated Amortization	(27,970)	(25,642)
Net Carrying Value	$ 132,455	$ 135,183
Weighted Average Useful Life (in years)	15 years	15 years
Trademark
Intangible Assets [Line Items]
Gross Carrying Value	$ 3,752	$ 3,752
Accumulated Amortization	(380)	(333)
Net Carrying Value	$ 3,372	$ 3,419
Weighted Average Useful Life (in years)	20 years	20 years
Other intangibles
Intangible Assets [Line Items]
Gross Carrying Value	$ 1,696	$ 1,697
Accumulated Amortization	(1,067)	(947)
Net Carrying Value	$ 629	$ 750
Weighted Average Useful Life (in years)	3 years	3 years