#(#(#((##((()))(((#)(#()#(((()()(()#(##(((()(((()))#(((((()(((((((()#((#((()(#(((()(()##(()(((()((#(
 (#((((()
 (#((
 ((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((#)((##
 (())((((#)
 (#(
 (#))(#(#)((((#(##((#(#((((#(##((((((#((()(()(())((()#((((#((()((((#(((((#(##)(##()((((()())(((((#(((
 ##((((((()
 #((#
 #))))
 (((((#(#(#(#()
 ((#(()#(##
 (((((((((((((((((((###################
 )((##((###
 (((()#(#)(
 ((#)(
 )(((())#
 ()((#((#(#()
 ((#(
 ()#(#())()()#)(#)()##)#((()#)((#)()#())((#((((((((#)()()(()()(((((#)#(#((((#((##()(##(((#(()(#((#))#

-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

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.StringTokenizer;

/**
 * @author Don Li
 */
public class Treasure {
    void solve() {
        char[] s = in.nextToken().toCharArray();
        int n = s.length;

        int m = 0, open = 0, close = 0;
        for (int i = 0; i < n; i++) {
            if (s[i] == '#') m++;
            else if (s[i] == '(') open++;
            else close++;
        }

        int[] res = new int[m];
        for (int i = 0; i < m - 1; i++) res[i] = 1;
        close += m - 1;
        if (open <= close) {
            out.println(-1);
            return;
        }
        res[m - 1] = open - close;

        int cnt = 0;
        open = 0;
        close = 0;
        for (int i = 0; i < n; i++) {
            if (s[i] == '(') open++;
            else if (s[i] == ')') close++;
            else close += res[cnt++];
            if (open < close) {
                out.println(-1);
                return;
            }
        }

        for (int i : res) out.println(i);
    }

    public static void main(String[] args) {
        in = new FastScanner(new BufferedReader(new InputStreamReader(System.in)));
        out = new PrintWriter(System.out);
        new Treasure().solve();
        out.close();
    }

    static FastScanner in;
    static PrintWriter out;

    static class FastScanner {
        BufferedReader in;
        StringTokenizer st;

        public FastScanner(BufferedReader in) {
            this.in = in;
        }

        public String nextToken() {
            while (st == null || !st.hasMoreTokens()) {
                try {
                    st = new StringTokenizer(in.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        public int nextInt() {
            return Integer.parseInt(nextToken());
        }

        public long nextLong() {
            return Long.parseLong(nextToken());
        }

        public double nextDouble() {
            return Double.parseDouble(nextToken());
        }
    }
}
