Stock based compensation - Summary of Stock-based Compensation Expenses (Details) $ in Thousands |
3 Months Ended |
---|---|
Mar. 31, 2020
USD ($)
| |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
Stock based compensation expense, net of tax | $ 1,582 |
One-time IPO Unit Awards [Member] | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
Stock based compensation expense, net of tax | 725 |
Unit Awards [Member] | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
Stock based compensation expense, net of tax | 564 |
Option Award [Member] | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
Stock based compensation expense, net of tax | $ 293 |