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

-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.*;
import java.util.*;

public class C {
    void solve() throws IOException {
        String str = nextToken();

        ArrayList<Long> nums = new ArrayList<Long>();
        long end_num = 0;

        long num_open = 0;
        long num_closed = 0;

        for (int i = 0; i < str.length(); ++i) {
            char sym = str.charAt(i);

            if (sym == '(') {
                num_open++;
            }
            if (sym == ')') {
                num_closed++;
            }
            if (sym == '#') {
                nums.add(1l);
                end_num = num_open - num_closed;
                num_closed++;
            }
        }

        end_num = Math.min(end_num, num_open - num_closed + 1);
        num_closed = num_closed - 1 + end_num;

        if (num_open == num_closed) {
            nums.set(nums.size() - 1, end_num);

            for (int i = 0; i < nums.size(); ++i) {
                out.println(nums.get(i));
            }
        } else {
            out.println(-1);
        }
    }

    void run() throws IOException {
        reader = new BufferedReader(new InputStreamReader(System.in));
        out = new PrintWriter(new OutputStreamWriter(System.out));
        // reader = new BufferedReader(new FileReader("file.in"));
        // out = new PrintWriter(new FileWriter("file.out"));
        tokenizer = null;
        solve();
        reader.close();
        out.flush();
    }

    public static void main(String[] args) throws IOException {
        new C().run();
    }

    BufferedReader reader;
    StringTokenizer tokenizer;
    PrintWriter out;

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

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

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

    String nextToken() throws IOException {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            tokenizer = new StringTokenizer(reader.readLine());
        }
        return tokenizer.nextToken();
    }
}
