Leases - Balance Sheet Information Related to Leases (Details) - USD ($)
$ in Thousands
Apr. 03, 2020
Dec. 31, 2019
Leases [Abstract]    
Right-of-use assets $ 12,390 $ 14,654
Current lease liabilities (recorded in other accrued liabilities) 3,903 5,743
Long-term lease liabilities (recorded in other non-current liabilities) 9,407 9,811
Total operating lease liabilities $ 13,310 $ 15,554