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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

import java.io.OutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.InputMismatchException;
import java.io.InputStream;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 * @author George Marcus
 */
public class Main {
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		InputReader in = new InputReader(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskA solver = new TaskA();
		solver.solve(1, in, out);
		out.close();
	}
}

class TaskA {
    public void solve(int testNumber, InputReader in, PrintWriter out) {
        char[] S = in.nextString().toCharArray();
        int N = S.length;
        int last = -1;
        int p = 0;
        int[] st = new int[N];
        for (int i = 0; i < N; i++) {
            st[i] = p;
            if (S[i] == '#') {
                last = i;
                p--;
            }
            else if (S[i] == '(') {
                p++;
            }
            else if (S[i] == ')') {
                p--;
            }
            if (p < 0) {
                out.println(-1);
                return;
            }
        }

        int q = st[last] - p - 1;
        for (int i = last + 1; i < N; i++) {
            if (q < 0) {
                out.println(-1);
                return;
            }
            if (S[i] == '(') {
                q++;
            }
            else if (S[i] == ')') {
                q--;
            }
        }
        if (q < 0) {
            out.println(-1);
            return;
        }

        for (int i = 0; i < last; i++) {
            if (S[i] == '#') {
                out.println(1);
            }
        }
        out.println(p + 1);
    }
}

class InputReader {
    private InputStream stream;
    private byte[] buf = new byte[1024];
    private int curChar;
    private int numChars;

    public InputReader(InputStream stream) {
        this.stream = stream;
    }

    public int read() {
        if (numChars == -1)
            throw new InputMismatchException();
        if (curChar >= numChars) {
            curChar = 0;
            try {
                numChars = stream.read(buf);
            } catch (IOException e) {
                throw new InputMismatchException();
            }
            if (numChars <= 0)
                return -1;
        }
        return buf[curChar++];
    }

    public String nextString() {
        int c = read();
        while (isSpaceChar(c))
            c = read();
        StringBuffer res = new StringBuffer();
        do {
            res.appendCodePoint(c);
            c = read();
        } while (!isSpaceChar(c));

        return res.toString();
    }

    private boolean isSpaceChar(int c) {
        return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
    }

}

