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: [58, 34, 75]
Example Output: 17

Example Input: [-13, 38, -75, -66]
Example Output: 9

Example Input: [31, -34, -7, -9, -4, 18]
Example Output:
2