SENTAL Acquisition - Business Acquisition (Details) - USD ($) $ in Thousands |
3 Months Ended | |||
|---|---|---|---|---|
Jan. 23, 2018 |
Mar. 29, 2019 |
Mar. 30, 2018 |
Dec. 31, 2018 |
|
| Business Acquisition [Line Items] | ||||
| Goodwill | $ 233,619 | $ 233,619 | ||
| Price, net of cash acquired | $ 0 | $ 37,210 | ||
| SENTEL | ||||
| Business Acquisition [Line Items] | ||||
| Receivables | $ 23,339 | |||
| Property, plant and equipment | 810 | |||
| Goodwill | 16,689 | |||
| Intangible assets | 10,500 | |||
| Other current assets | 975 | |||
| Accounts payable | (10,012) | |||
| Other current liabilities | (5,446) | |||
| Price, net of cash acquired | $ 36,855 | |||