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Debt - Additional Information (Detail)
3 Months Ended 12 Months Ended
Jan. 15, 2020
USD ($)
Jan. 15, 2020
EUR (€)
Jun. 29, 2018
Sep. 30, 2017
Jun. 15, 2017
EUR (€)
Mar. 22, 2017
USD ($)
Dec. 31, 2019
USD ($)
Jun. 30, 2019
EUR (€)
Dec. 31, 2019
USD ($)
Jan. 31, 2020
EUR (€)
Dec. 31, 2019
EUR (€)
Mar. 31, 2019
EUR (€)
Dec. 31, 2018
USD ($)
May 30, 2017
USD ($)
Debt Instrument [Line Items]                            
Long-term debt, non-current             $ 611,025,000   $ 611,025,000       $ 661,426,000  
Debt default, holder percent to declare all notes due, minimum             30.00%   30.00%   30.00%      
Term loan facility balance             $ 630,635,000   $ 630,635,000       684,922,000  
Long-term debt             615,035,000   615,035,000       664,478,000  
Long-term debt, current             4,010,000   4,010,000       $ 3,052,000  
European Operations [Member]                            
Debt Instrument [Line Items]                            
Long-term debt                           $ 70,700,000
Long-term debt, current             3,000,000   3,000,000          
Senior Notes, 6.00%, due 2025 [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt Instrument, Face Amount         € 250,000,000   $ 36,800,000   $ 36,800,000   € 33,000,000      
Debt instrument, interest rate stated, percentage         6.00%   6.00%   6.00%   6.00%   6.00%  
Debt instrument, repurchase amount             $ 35,900,000   $ 35,900,000          
Long-term debt, non-current             32,300,000   32,300,000          
Net gain on extinguishment of debt                 3,700,000          
Term loan facility balance             243,074,000   243,074,000       $ 286,100,000  
Long-term debt             237,666,000   237,666,000       $ 278,734,000  
Senior Secured Term Loan Facility [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Amount of term loan facility           $ 400,000,000                
Line of credit facility maturity date           May 23, 2024                
Repayments under term loan facility                 28,200,000          
Term loan facility balance             371,800,000   371,800,000          
Amount outstanding             $ 3,600,000   $ 3,600,000          
Senior Secured Term Loan Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate     0.00%                      
Senior Secured Term Loan Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate     4.00%                      
Senior Secured Term Loan Facility [Member] | Base Rate [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate     2.00%                      
Senior Secured Term Loan Facility [Member] | Federal Funds Effective Swap Rate [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate     0.50%                      
Senior Secured Term Loan Facility [Member] | One Month London Interbank Offered Rate (LIBOR) [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate     1.00%                      
Senior Secured Term Loan Facility [Member] | One Month LIBOR Plus Margin [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate     3.00%                      
Equipment Loan [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, interest rate stated, percentage             2.30%   2.30%   2.30%      
Long-term debt             $ 13,400,000   $ 13,400,000   € 12,000,000      
Equipment Loan [Member] | Subsequent Event [Member]                            
Debt Instrument [Line Items]                            
Proceeds from long term debt $ 11,900,000 € 10,600,000                        
Debt Instrument Redemption Period One [Member] | Senior Notes, 6.00%, due 2025 [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Redemption percentage         103.00%                  
Debt Instrument Redemption Period Two [Member] | Senior Notes, 6.00%, due 2025 [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Redemption percentage         101.50%       40.00%          
Debt Instrument Redemption Period Three [Member] | Senior Notes, 6.00%, due 2025 [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Redemption percentage         100.00%                  
Revolving Credit Facility [Member]                            
Debt Instrument [Line Items]                            
Commitment fees percentage           0.50%                
Revolving Credit Facility [Member] | Minimum [Member]                            
Debt Instrument [Line Items]                            
Commitment fees percentage       0.50%                    
Revolving Credit Facility [Member] | Maximum [Member]                            
Debt Instrument [Line Items]                            
Commitment fees percentage       0.25%                    
Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate       3.50%   1.00%                
Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate       3.00%   3.50%                
Revolving Credit Facility [Member] | Base Rate [Member] | Minimum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate       2.50%                    
Revolving Credit Facility [Member] | Base Rate [Member] | Maximum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate       2.00%                    
Revolving Credit Facility [Member] | Federal Funds Effective Swap Rate [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate           0.50%                
Revolving Credit Facility [Member] | One Month London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate           1.00%                
Revolving Credit Facility [Member] | One Month London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate           2.50%                
Revolving Credit Facility [Member] | Senior Secured Term Loan Facility [Member]                            
Debt Instrument [Line Items]                            
Amount of term loan facility           $ 160,000,000                
Line of credit facility maturity date           May 23, 2022                
Outstanding borrowings             0   $ 0          
Revolving Credit Facility [Member] | Senior Secured Term Loan Facility [Member] | Senior Notes [Member]                            
Debt Instrument [Line Items]                            
Amount of availability             $ 156,400,000   $ 156,400,000          
Term Loan Facility [Member] | Senior Secured Term Loan Facility [Member]                            
Debt Instrument [Line Items]                            
Percentage of capital stock issued             65.00%   65.00%   65.00%      
Equipment Loan [Member] | European Operations [Member]                            
Debt Instrument [Line Items]                            
Long-term debt             $ 12,700,000   $ 12,700,000          
EUR Senior Secured Credit Facility [Member]                            
Debt Instrument [Line Items]                            
Current borrowing capacity under line of credit | €                     € 44,600,000      
Percentage of management fee               0.07%            
Debt instrument expiry date               May 22, 2022            
EUR Senior Secured Credit Facility [Member] | Minimum [Member]                            
Debt Instrument [Line Items]                            
Current borrowing capacity under line of credit | €                       € 30,000,000    
Annual commitment fee               0.50%            
EUR Senior Secured Credit Facility [Member] | Minimum [Member] | Subsequent Event [Member]                            
Debt Instrument [Line Items]                            
Current borrowing capacity under line of credit | €                   € 45,000,000        
EUR Senior Secured Credit Facility [Member] | Maximum [Member]                            
Debt Instrument [Line Items]                            
Current borrowing capacity under line of credit | €               € 45,000,000            
Annual commitment fee               1.05%            
EUR Senior Secured Credit Facility [Member] | Maximum [Member] | Subsequent Event [Member]                            
Debt Instrument [Line Items]                            
Current borrowing capacity under line of credit | €                   € 60,000,000        
EUR Senior Secured Credit Facility [Member] | Euribor [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate               0.00%            
EUR Senior Secured Credit Facility [Member] | Euribor [Member] | Minimum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate               1.55%            
EUR Senior Secured Credit Facility [Member] | Euribor [Member] | Maximum [Member]                            
Debt Instrument [Line Items]                            
Debt instrument, basis spread on variable rate               3.00%            
EUR Senior Secured Credit Facility [Member] | Equipment Loan [Member]                            
Debt Instrument [Line Items]                            
Debt instrument expiry date             Sep. 30, 2027              
EUR Senior Secured Credit Facility [Member] | Equipment Loan [Member] | Subsequent Event [Member]                            
Debt Instrument [Line Items]                            
Quarterly payment $ 479,000 € 427,700                        
Quarterly payment, start date Dec. 31, 2020 Dec. 31, 2020