In this task you will be given a list of integers. You should find the minimum absolute difference between 2 integers in the list. The absolute difference is the absolute value of one integer subtracted by another. The output should be a single integer which is the smallest possible absolute distance.

Example Input: [93, -1, -17, -81, 13, 47]
Example Output: 14

Example Input: [61, -14, 47, 56, 95, -19, -75, 87]
Example Output: 5

Example Input: [37, -59, 17, 66]
Example Output:
20