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

import java.util.*;
import java.io.*;

public class Treasure {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        PrintWriter out = new PrintWriter(System.out);
        String s = sc.nextLine();
        char[] c = s.toCharArray(); int counter = 0; int printers = 0; boolean f = true;int cn=0;
        if(c[0]=='#'){ f = false;}
        if(c[c.length-1]=='('){f = false;}
        for(int i = 0; i<c.length; i++){
            if(c[i]=='('){counter++;cn++;}
            else if(c[i]==')'){counter--;cn--;if(cn<0)f=false;}
            else if(c[i]=='#'){printers++;cn=0;/*if(cn<0)f=false*/;}
        }
        int printersleft = counter;
        if(counter>0 && cn==0 && f){
            for(int i = 0; i<printers-1; i++){
                out.println(1);
                printersleft--;
            }
            out.println(printersleft);
        }
        else{out.println(-1);}
      //  out.println(counter);
        //out.println(printers);

        out.flush();

    }

    static class Scanner {
        StringTokenizer st;
        BufferedReader br;

        public Scanner(InputStream system) {
            br = new BufferedReader(new InputStreamReader(system));
        }

        public Scanner(String file) throws Exception {
            br = new BufferedReader(new FileReader(file));
        }

        public String next() throws IOException {
            while (st == null || !st.hasMoreTokens()) st = new StringTokenizer(br.readLine());
            return st.nextToken();
        }

        public String nextLine() throws IOException {
            return br.readLine();
        }

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

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

        public char nextChar() throws IOException {
            return next().charAt(0);
        }

        public Long nextLong() throws IOException {
            return Long.parseLong(next());
        }

        public boolean ready() throws IOException {
            return br.ready();
        }

        public void waitForInput() throws InterruptedException {
            Thread.sleep(3000);
        }
    }
}