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

/**
 * Built using CHelper plug-in Actual solution is at the top
 *
 * @author dauom
 */
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);
    ATreasure solver = new ATreasure();
    solver.solve(1, in, out);
    out.close();
  }

  static class ATreasure {
    public final void solve(int testNumber, InputReader in, PrintWriter out) {
      char[] s = in.nextCharArray();
      int bang = 0, open = 0;
      for (char c : s) {
        if (c == '#') {
          ++bang;
        } else if (c == '(') {
          ++open;
        }
      }
      int closed = s.length - open - bang;
      if (closed + bang > open) {
        out.println(-1);
        return;
      }

      int[] count = new int[bang];
      Arrays.fill(count, 1);
      count[bang - 1] += open - closed - bang;

      int balance = 0, i = 0;
      for (char c : s) {
        if (c == '#') {
          balance -= count[i++];
        } else if (c == '(') {
          balance++;
        } else if (c == ')') {
          balance--;
        }
        if (balance < 0) {
          out.println(-1);
          return;
        }
      }

      for (int x : count) {
        out.println(x);
      }
    }
  }

  static final class InputReader {
    private final InputStream stream;
    private final byte[] buf = new byte[1 << 16];
    private int curChar;
    private int numChars;

    public InputReader() {
      this.stream = System.in;
    }

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

    private final int read() {
      if (this.numChars == -1) {
        throw new UnknownError();
      } else {
        if (this.curChar >= this.numChars) {
          this.curChar = 0;

          try {
            this.numChars = this.stream.read(this.buf);
          } catch (IOException ex) {
            throw new InputMismatchException();
          }

          if (this.numChars <= 0) {
            return -1;
          }
        }

        return this.buf[this.curChar++];
      }
    }

    public final String next() {
      int c;
      while (isSpaceChar(c = this.read())) {}

      StringBuilder result = new StringBuilder();
      result.appendCodePoint(c);

      while (!isSpaceChar(c = this.read())) {
        result.appendCodePoint(c);
      }

      return result.toString();
    }

    private static final boolean isSpaceChar(final int c) {
      return c == 32 || c == 10 || c == 13 || c == 9
          || c == -1; // 32 == ' ', 10 == '\n', 13 == '\r', 9 == '\t'
    }

    public final char[] nextCharArray() {
      return next().toCharArray();
    }
  }
}
