XML 103 R64.htm IDEA: XBRL DOCUMENT v3.8.0.1
Debt - Additional Information (Details)
3 Months Ended 12 Months Ended
Jun. 02, 2017
USD ($)
Jan. 27, 2016
USD ($)
Mar. 31, 2016
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Jun. 02, 2017
CAD
Jun. 02, 2017
EUR (€)
Jun. 02, 2017
USD ($)
Debt Instrument [Line Items]                  
Debt settlement charges     $ 300,000 $ 0 $ 300,000 $ 0      
Deferred financing costs       200,000 1,100,000 0      
Aggregate maturities of total borrowings due, 2018       300,000          
Aggregate maturities of total borrowings due, 2019       200,000          
Aggregate maturities of total borrowings due, 2020       100,000          
Aggregate maturities of total borrowings due, 2021       $ 277,100,000          
Weighted average interest rate on short-term borrowings       3.25%          
Interest paid       $ 6,600,000 1,100,000 1,900,000      
Unrealized gain (loss) on interest rate cash flow hedges, pretax, accumulated other comprehensive income (loss)       1,600,000          
Derivative instruments, gain (loss) recognized in income, ineffective portion and amount excluded from effectiveness testing, net       0          
Non Us Lines Of Credit [Member]                  
Debt Instrument [Line Items]                  
Secured credit facility       200,000.0          
Line of credit facility, amount outstanding       0          
Interest Rate Swap                  
Debt Instrument [Line Items]                  
Line of credit facility, amount outstanding                 $ 150,000,000
2013 Credit Agreement | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Repayments of Debt         43,400,000        
Debt settlement charges         300,000        
Proceeds from long-term lines of credit           0      
Repayments of lines of credit           $ 0      
2016 Credit Agreement                  
Debt Instrument [Line Items]                  
Deferred debt issuance cost amortization period   5 years              
2016 Credit Agreement | Letter of Credit                  
Debt Instrument [Line Items]                  
Secured credit facility   $ 50,000,000.0              
2016 Credit Agreement | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Secured credit facility   325,000,000              
Secured credit facility, available increment   75,000,000              
Deferred financing costs   $ 1,100,000              
Amended 2016 Credit Agreement | Letter of Credit                  
Debt Instrument [Line Items]                  
Remaining borrowing capacity       17,100,000          
Amended 2016 Credit Agreement | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Secured credit facility             CAD 100,000,000 € 20,000,000 $ 400,000,000
Guaranteed percentage of outstanding voting capital stock 65.00%                
Line of credit facility, covenant terms, leverage ratio maximum             2.5 2.5 2.5
Line of credit facility, amount outstanding       277,000,000          
Remaining borrowing capacity       105,900,000          
Proceeds from long-term lines of credit       262,700,000 69,800,000        
Repayments of lines of credit       $ 53,600,000 $ 5,000,000        
Amended 2016 Credit Agreement | Revolving Credit Facility | Minimum                  
Debt Instrument [Line Items]                  
Line of credit facility, unused capacity, commitment fee percentage 0.15%                
Amended 2016 Credit Agreement | Revolving Credit Facility | Maximum                  
Debt Instrument [Line Items]                  
Line of credit facility, unused capacity, commitment fee percentage 0.30%                
Line of credit facility, covenant terms, permitted dividend payouts $ 30,000,000                
Line of credit facility, covenant terms, capacity available for specific purpose other than for trade purchases $ 30,000,000                
London Interbank Offered Rate (LIBOR) | Amended 2016 Credit Agreement | Revolving Credit Facility | Minimum                  
Debt Instrument [Line Items]                  
Base rate borrowings margin ranges 1.00%                
London Interbank Offered Rate (LIBOR) | Amended 2016 Credit Agreement | Revolving Credit Facility | Maximum                  
Debt Instrument [Line Items]                  
Base rate borrowings margin ranges 2.25%                
Base Rate | Amended 2016 Credit Agreement | Revolving Credit Facility | Minimum                  
Debt Instrument [Line Items]                  
Base rate borrowings margin ranges 0.00%                
Base Rate | Amended 2016 Credit Agreement | Revolving Credit Facility | Maximum                  
Debt Instrument [Line Items]                  
Base rate borrowings margin ranges 1.25%                
Interest Rate Swap                  
Debt Instrument [Line Items]                  
Notional Amount                 $ 150,000,000