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: [-20, 68, 92]
Example Output: 24

Example Input: [-40, 70, 47, 24]
Example Output: 23

Example Input: [73, 44, 71, -72]
Example Output:
2