To receive a full refund, the cancellation must occur at least 30 days before your check-in date.
Cancellations between 14 and 30 days, before your check-in date, will receive a 50% refund. 
Cancellations within 14 days, of your check-in date, will receive no refund.

Dec 20-Feb 20 arrival policies
Cancellations 60 days before check-in receive a full refund for arrival dates of Dec 20-Feb 20.   
Cancellations from 60- 30 days before check-in receive a 50% refund for arrival dates of Dec 20-Feb 20.   Cancellations 30 days before check-in receive no refund. for arrival dates of Dec 20-Feb 20.