XML 152 R52.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Long-Term Debt To Affiliated Trusts (Tables)
 12 Months Ended
Dec. 31, 2019
Long-Term Debt To Affiliated Trusts [Abstract]  
Schedule of Distribution Rates Paid
The distribution rates paid were as follows during the years ended December 31:
 
2019
 
2018
 
2017
Low distribution rate
2.79
%
 
2.36
%
 
1.81
%
High distribution rate
3.61
%
 
3.61
%
 
2.36
%
Distribution rate at the end of the year
2.79
%
 
3.61
%
 
2.36
%