Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Narrative (Detail)

v3.19.1
Goodwill and Intangible Assets - Narrative (Detail) - USD ($)
$ in Thousands
3 Months Ended 4 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Dec. 31, 2018
Dec. 10, 2018
Goodwill [Line Items]          
Goodwill $ 196,298   $ 196,298 $ 197,892  
Amortization of intangibles 2,559 $ 1,413      
Genoptix          
Goodwill [Line Items]          
Goodwill $ 49,280   49,280   $ 50,873
Measurement period adjustments, goodwill     $ (1,593)