Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.20.1
Subsequent Events (Details)
$ in Thousands
 3 Months Ended
Apr. 16, 2020
USD ($)
Mar. 31, 2020
USD ($)
Sep. 29, 2017
USD ($)
Subsequent Event [Line Items]      
Line of Credit Facility Term, In Years 5    
Line of Credit Facility, Interest Rate, Minimum 3.00%    
Interest rate spread above LIBOR as of reporting period (in hundredths) 0.50%    
Base reference rate of credit facilities LIBOR    
Line of Credit Facility, LIBOR Rate, Minimum 1.00%    
LIBOR for Line of Credit Interest, Minimum 1.00%    
Debt Instrument, Basis Spread on Variable Rate, Minimum 0.25%    
Debt Instrument, Basis Spread on Variable Rate, Maximum 0.75%    
LIBOR Rate Loans and Letter of Credit Fees, Minimum 2.25%    
LIBOR Rate Loans and Letter of Credit Fees, Maximum 2.75%    
Line of Credit Facility, Commitment Fee Percentage 0.375%    
Line of Credit Facility, Commitment Fee Percentage, Maximum [Line Items] 0.425%    
Letters of Credit Outstanding, Amount $ 146,000 $ 13,970  
Revolving Credit Facility [Member]      
Subsequent Event [Line Items]      
Line of Credit Facility Term, In Years     5
Line of Credit Facility, Current Borrowing Capacity $ 225,000   $ 150,000
Interest rate spread above LIBOR as of reporting period (in hundredths)   1.00%  
Base reference rate of credit facilities   LIBOR  
Debt Instrument, Basis Spread on Variable Rate, Minimum     0.30%
Debt Instrument, Basis Spread on Variable Rate, Maximum     0.80%