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Debt - (Additional Information) (Details)
3 Months Ended 9 Months Ended
Dec. 11, 2019
USD ($)
Aug. 04, 2017
USD ($)
Dec. 31, 2019
USD ($)
Dec. 30, 2018
USD ($)
Dec. 31, 2019
USD ($)
Dec. 30, 2018
USD ($)
Dec. 28, 2019
Mar. 31, 2019
CAD ($)
Mar. 31, 2019
USD ($)
Apr. 23, 2015
USD ($)
Debt Instrument [Line Items]                    
Increase in borrowing capacity limit   $ 325,000,000                
Company owned capital stock, percentage securing senior secured credit facility   65.00%                
Short-term debt     $ 36,727,000   $ 36,727,000       $ 54,490,000  
Short-term debt, weighted average interest rate     4.00%   4.00%          
Amortization expense relating to debt issuance costs and included in interest expense     $ 409,000 $ 326,000 $ 1,160,000 $ 953,000        
Deferred issuance costs, net of accumulated amortization     9,006,000   9,006,000       5,559,000  
4.375% Senior Notes due 2027                    
Debt Instrument [Line Items]                    
Long-term debt $ 300,000,000   $ 300,000,000   $ 300,000,000          
Interest rate 4.375%   4.375%   4.375%          
Proceeds from issuance of debt, net of debt issuance costs $ 296,250,000                  
Capitalized debt issuance costs $ 4,607,000                  
5.00% Senior Notes due 2023                    
Debt Instrument [Line Items]                    
Long-term debt     $ 300,000,000   $ 300,000,000         $ 300,000,000
Interest rate     5.00%   5.00%         5.00%
Standby Letters of Credit                    
Debt Instrument [Line Items]                    
Available lines of credit     $ 749,522,000   $ 749,522,000       546,960,000  
Stand by letters of credit     4,306,000   4,306,000       3,955,000  
Outstanding amount     121,828,000   121,828,000       87,685,000  
Maximum                    
Debt Instrument [Line Items]                    
Consideration transferred         250,000          
Amended Credit Facility, due 2022 | Revolving Credit Facility                    
Debt Instrument [Line Items]                    
Line of credit facility, maximum borrowing capacity   $ 600,000,000             100,000,000  
Available lines of credit     68,000,000   68,000,000          
Amended Credit Facility, due 2022 | Secured Debt                    
Debt Instrument [Line Items]                    
Line of credit facility, maximum borrowing capacity                 299,105,000  
Debt instrument, face amount   $ 150,000,000                
Available lines of credit     429,260,000   429,260,000          
Current portion of long-term debt     $ 36,707,000   $ 36,707,000          
Amended 2017 Term Loan | Term Loan                    
Debt Instrument [Line Items]                    
Line of credit facility, maximum borrowing capacity                 99,105,000  
Amended 2017 Term Loan | Secured Debt                    
Debt Instrument [Line Items]                    
Line of credit facility, maximum borrowing capacity               $ 133,050,000 449,105,000  
Amended 2017 Revolver | Secured Debt                    
Debt Instrument [Line Items]                    
Line of credit facility, maximum borrowing capacity                 $ 700,000,000  
LIBOR | 2017 Revolver And 2017 Term Loan                    
Debt Instrument [Line Items]                    
Basis spread on variable rate   1.50%                
LIBOR | 2017 Revolver And 2017 Term Loan | Minimum                    
Debt Instrument [Line Items]                    
Basis spread on variable rate   1.25%                
LIBOR | 2017 Revolver And 2017 Term Loan | Maximum                    
Debt Instrument [Line Items]                    
Basis spread on variable rate   2.00%                
Federal Funds Effective Rate | 2017 Revolver And 2017 Term Loan                    
Debt Instrument [Line Items]                    
Basis spread on variable rate   0.50%                
Eurocurrency Base Rate | 2017 Revolver And 2017 Term Loan                    
Debt Instrument [Line Items]                    
Basis spread on variable rate   1.00%                
CDOR | 2017 Revolver And 2017 Term Loan                    
Debt Instrument [Line Items]                    
Basis spread on variable rate   0.50%                
Debt Instrument Quarterly Installments Beginning December 31, 2018 Through December 30, 2019                    
Debt Instrument [Line Items]                    
Debt instrument, periodic payment   $ 5,645,000                
Debt Instrument Quarterly Installments Beginning December 31, 2019 Through December 30, 2020                    
Debt Instrument [Line Items]                    
Debt instrument, periodic payment   8,468,000                
Debt Instrument Quarterly Installments Beginning December 31, 2020 Through September 29, 2022                    
Debt Instrument [Line Items]                    
Debt instrument, periodic payment   11,290,000                
Debt Instrument Final Installments Payable On September 30, 2022                    
Debt Instrument [Line Items]                    
Debt instrument, periodic payment   $ 320,000,000                
Maximum Leverage Ratio                    
Debt Instrument [Line Items]                    
Measurement input     3.50   3.50   4.00      
Maximum Leverage Ratio | Minimum                    
Debt Instrument [Line Items]                    
Measurement input     3.50   3.50          
Maximum Leverage Ratio | Maximum                    
Debt Instrument [Line Items]                    
Measurement input     4.00   4.00          
Prior to September 15, 2027 | 4.375% Senior Notes due 2027                    
Debt Instrument [Line Items]                    
Redemption percentage         100.00%          
On or after September 15, 2027 | 4.375% Senior Notes due 2027                    
Debt Instrument [Line Items]                    
Redemption percentage         100.00%          
Change of control triggering event | 4.375% Senior Notes due 2027                    
Debt Instrument [Line Items]                    
Redemption percentage         101.00%