XML 33 R85.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Debt (Schedule of Long-Term Debt) (Parenthetical) (Details)
1 Months Ended 12 Months Ended
Jan. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2009
Debt Instrument [Line Items]        
Interest Rate 4.56% 3.17%    
Debt instrument maturity date 2029      
London Interbank Offered Rate (LIBOR) [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Basis Spread on Variable Rate 1.85% 1.00%    
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Basis Spread on Variable Rate   0.875%    
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Basis Spread on Variable Rate   1.70%    
Senior Notes [Member]        
Debt Instrument [Line Items]        
Interest Rate     7.50% 7.50%
Variable Rate Term Loans [Member]        
Debt Instrument [Line Items]        
Debt instrument maturity start date   2020    
Debt instrument maturity end date   2029    
Variable Rate Term Loans [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Basis Spread on Variable Rate   1.85%    
Interest rate variable   1.69%    
Variable Rate Term Loans [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Basis Spread on Variable Rate   2.15%    
Interest rate variable   2.10%    
Fixed Rate Term Loans [Member]        
Debt Instrument [Line Items]        
Debt instrument maturity start date   2022    
Debt instrument maturity end date   2025    
Fixed Rate Term Loans [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Interest Rate   3.70%    
Fixed Rate Term Loans [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Interest Rate   4.64%    
Revenue Bonds [Member]        
Debt Instrument [Line Items]        
Interest Rate   2.75%    
Debt instrument maturity date   2024    
Medium Term Notes [Member]        
Debt Instrument [Line Items]        
Interest Rate   8.75%    
Debt instrument maturity date   2022