Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Additional Information (Details)

v3.20.2
Long-Term Debt - Additional Information (Details) - USD ($)
6 Months Ended 12 Months Ended
May 04, 2023
May 04, 2020
Jun. 30, 2020
Dec. 31, 2019
Dec. 31, 2018
Debt Instrument [Line Items]          
Senior note     $ 144,923,000 $ 45,000,000  
Fixed interest rate     4.79%    
Debt instrument, due date     Jan. 03, 2021    
Proceeds from issuance of senior promissory notes     $ 99,923,000    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.10%    
Letter of Credit Fee in Percentage     1.00%    
Letters of Credit Outstanding, Amount     $ 45,700,000 48,900,000  
2019 Credit Agreement [Member]          
Debt Instrument [Line Items]          
Original borrowing capacity     250,000,000.0    
Line of Credit Facility Accordion     150,000,000.0    
Line of Credit Facility, Maximum Borrowing Capacity     400,000,000.0    
Letter of Credit [Member]          
Debt Instrument [Line Items]          
Line of Credit Facility, Capacity Available for Specific Purpose Other than for Trade Purchases     $ 100,000,000.0    
Prior Credit Agreement [Member]          
Debt Instrument [Line Items]          
Line of Credit Facility, Maximum Borrowing Capacity       $ 300,000,000.0  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage       0.125% 0.125%
Letter of Credit Fee in Percentage       1.00% 1.00%
Maximum [Member]          
Debt Instrument [Line Items]          
Interest Rate Spread added to Rate     0.375%    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.175%    
Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Debt Instrument [Line Items]          
Interest Rate Spread added to Rate     1.375%    
Minimum [Member]          
Debt Instrument [Line Items]          
Interest Rate Spread added to Rate     0.00%    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.10%    
Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Debt Instrument [Line Items]          
Interest Rate Spread added to Rate     1.00%    
Series B          
Debt Instrument [Line Items]          
Scheduled principal payment $ 20,000,000.0        
Debt instrument, due date May 04, 2027        
Notes interest 3.10%        
Maturity Date Description The Series B Notes bear interest at 3.10% per annum and mature on May 4, 2027, unless prepaid.        
P G I M I N C | Series B Notes          
Debt Instrument [Line Items]          
Proceeds from issuance of senior promissory notes   $ 100,000,000.0      
Unsecured Senior Notes [Member]          
Debt Instrument [Line Items]          
Senior note     $ 45,000,000.0 $ 45,000,000.0  
Unsecured Senior Note Due January 3, 2021 [Member]          
Debt Instrument [Line Items]          
Scheduled principal payment     $ 45,000,000.0    
Note Agreement | P G I M I N C | Maximum [Member]          
Debt Instrument [Line Items]          
Aggregate amount on promissory notes issued   $ 350,000,000.0