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: [-53, -76, 60, 9, -93, -62, 21]
Example Output: 9

Example Input: [-20, -43, -74, -82]
Example Output: 8

Example Input: [-23, -5, -51, -91, -59, 18, 77, 54]
Example Output:
8