Annual report pursuant to Section 13 and 15(d)

Revenue - Narrative (Details)

v3.19.3.a.u2
Revenue - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 01, 2018
Dec. 31, 2019
Dec. 31, 2018
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Remaining performance obligation   $ 359,600  
Capitalized fulfillment costs     $ 9,600
Revenue recognized included in contract liability balance   19,600 8,100
Accounting Standards Update 2014-09      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Cumulative effect on retained earnings, net of tax $ 3,300    
Product      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Amortization of fulfillment cost     1,000
Amortization of fulfillment cost     $ 1,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-01-01      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Remaining performance obligation   $ 300,900  
Period of recognition   12 months