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

-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.lang.*;
import java.io.*;
import java.util.*;


public class Treasure {
	
	public static void main(String[] args) throws java.lang.Exception {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		InputReader in = new InputReader(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskA solver = new TaskA();
		solver.solve(in, out);
		out.close();
	}
}

class TaskA {
	
	public void solve(InputReader in, PrintWriter out) {
		String s = in.next();
		int len = s.length();
		int i, j, k = -1;
		int lc = 0, n = 0, m = 0;
		
		for (i=0; i<len; ++i) {
			if (s.charAt(i) == '(') {
				++n;
			} else if (s.charAt(i) == '#') {
				lc = n;
				++m;
				k = i;
				--n;
			} else {
				--n;
			}
			if (n < 0) {
				// out.println("1 for");
				out.println(-1);
				return ;
			}
		}
		
		j = lc - (n+1);
		if (j < 0) {
			out.println(-1);
			return ;
		}
		for (i=k+1; i<len; ++i) {
			if (s.charAt(i) == '(')
				++j;
			else
				--j;
			if (j < 0) {
				// out.println("2 for");
				out.println(-1);
				return ;
			}
		}
		
		for (i=1; i<m; ++i)
			out.println("1");
		out.println(n+1);
	}
}

class InputReader {
	public BufferedReader reader;
	public StringTokenizer tokenizer;
	
	public InputReader(InputStream stream) {
		reader = new BufferedReader(new InputStreamReader(stream), 32768);
		tokenizer = null;
	}
	
	public String next() {
		while (tokenizer==null || !tokenizer.hasMoreTokens()) {
			try {
				tokenizer = new StringTokenizer(reader.readLine());
			} catch (IOException e) {
				throw new RuntimeException(e);
			}
		}
		return tokenizer.nextToken();
	}
	
	public int nextInt() {
		return Integer.parseInt(next());
	}
	
	public long nextLong() {
		return Long.parseLong(next());
	}
}
