#(#(#((##((()))(((#)(#()#(((()()(()#(##(((()(((()))#(((((()(((((((()#((#((()(#(((()(()##(()(((()((#(
 (#((((()
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 ((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((##
 (())((((#)
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 (#))(#(#)((((#(##((#(#((((#(##((((((#((()(()(())((()#((((#((()((((#(((((#(##)(##()((((()())(((((#(((
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-1
 -1
 -1
 1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
 3
 -1
 -1
 -1
 -1
 -1
 1
1
1
5
 1
1
1
1
 1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
 -1
 -1
 -1
 -1
 1
1
3
 -1
 -1

#include <bits/stdc++.h>
using namespace std;
template <typename T>
std::ostream &operator<<(std::ostream &out, vector<T> &v) {
  for (typename vector<T>::size_type i = 0; i < v.size(); ++i)
    out << v[i] << " ";
  out << "\n";
  return out;
}
template <typename T, typename N>
std::ostream &operator<<(std::ostream &out, vector<pair<T, N> > &v) {
  for (size_t i = 0; i < v.size(); ++i)
    out << "(" << v[i].first << ", " << v[i].second << ") ";
  out << "\n";
  return out;
}
template <typename T>
std::ostream &operator<<(std::ostream &out, vector<vector<T> > &v) {
  for (size_t i = 0; i < v.size(); ++i) {
    for (size_t j = 0; j < v[i].size(); ++j) {
      out << v[i][j] << " ";
    }
    out << "\n";
  }
  return out;
}
int main() {
  std::ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  string s;
  cin >> s;
  int closing = 0, opening = 0;
  int i = s.size() - 1;
  for (; s[i] != '#'; --i) {
    if (s[i] == ')') {
      ++closing;
    } else if (s[i] == '(') {
      ++opening;
      if (closing) {
        --closing;
        --opening;
      }
    }
  }
  if (opening) {
    cout << "-1\n";
    return 0;
  }
  vector<int> replaced;
  int replacement = 0;
  for (; i >= 0; --i) {
    if (s[i] == ')') {
      ++closing;
    } else if (s[i] == '(') {
      ++opening;
      if (closing) {
        --closing;
        --opening;
      }
    } else {
      ++replacement;
    }
  }
  if (opening < replacement) {
    cout << "-1\n";
  } else {
    for (int i = 0; i < replacement - 1; ++i) {
      cout << "1\n";
      --opening;
    }
    cout << opening << "\n";
  }
  return 0;
}
