#include <bits/stdc++.h>
using namespace std;
const int MAX_N = 1e5 + 5;
char s[MAX_N];
vector<int> v;
int main() {
  scanf("%s", s + 1);
  int n = strlen(s + 1);
  int tot = 0;
  for (int i = 1; i <= n; i++) {
    if (s[i] == '(')
      tot++;
    else if (s[i] == ')')
      tot--;
  }
  if (tot <= 0) {
    printf("-1\n");
    return 0;
  }
  int res = 0;
  for (int i = 1; i <= n; i++) {
    if (s[i] == '(')
      res++;
    else if (s[i] == ')')
      res--;
    else
      res--, v.push_back(1), tot--;
    if (res < 0) {
      printf("-1\n");
      return 0;
    }
  }
  if (tot < 0) {
    printf("-1\n");
    return 0;
  }
  v[v.size() - 1] += tot;
  res = 0;
  int pos = -1;
  for (int i = n; i; i--) {
    if (s[i] == '#') {
      pos = i;
      break;
    }
  }
  for (int i = 1; i <= n; i++) {
    if (s[i] == '(')
      res++;
    else if (s[i] == ')')
      res--;
    else {
      if (i == pos)
        res -= 1 + tot;
      else
        res--;
    }
    if (res < 0) {
      printf("-1\n");
      return 0;
    }
  }
  for (int i = 0; i < v.size(); i++) printf("%d\n", v[i]);
  return 0;
}
