Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Fair Value (Details)

v3.20.4
Summary of Significant Accounting Policies - Fair Value (Details) - USD ($)
$ in Thousands
12 Months Ended 24 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Liabilities:        
Earnout- Dejana $ 0      
Related Party Transactions        
Total rent expense to related parties       $ 2,168
Related Party Transaction, Purchases from Related Party 0 $ 0 $ 0  
Advertising expenses        
Advertising expenses incurred 3,437 4,895 5,213  
Research and development expenses        
Research and development expenses 6,679 5,693 3,194  
Level 3 | Dejana        
Liabilities:        
Earnout, portion in other long term liabilities   2,000   2,000
Recurring        
Assets:        
Other long-term assets 9,041 7,270   7,270
Total Assets 9,041 7,270   7,270
Liabilities:        
Interest rate swaps 13,073 6,736   6,736
Long term debt 241,278 247,630   247,630
Earnout   2,000   2,000
Total Liabilities 254,351 256,366   256,366
Recurring | Level 2        
Reconciliation of liability related to earnout        
Derivative Liability, Current 4,075 1,522   1,522
Derivative Asset, Noncurrent 8,998      
Derivative Liability, Noncurrent   5,214   5,214
Recurring | Level 3 | Dejana        
Reconciliation of liability related to earnout        
Balance at the beginning of the period 2,000 2,200    
Adjustments to fair value $ (2,000) (200)    
Balance at the end of the period   $ 2,000 $ 2,200 $ 2,000