/*
Editor: Abdelrahman Hossam
Nickname: Blobo2_Blobo2
IOI next year isA :)
*/
/*#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,sse4.2,popcnt,abm,mmx,avx2")
#pragma GCC optimize("-ffast-math")
#pragma GCC optimize("-funroll-loops")
#pragma GCC optimize("-funroll-all-loops,-fpeel-loops,-funswitch-loops")*/
#include<bits/stdc++.h>
using namespace std;
//#define int long long
#define endl "\n"
#define all(v) v.begin(),v.end()
#define gen(arr,n,nxt) generate(arr,arr+n,nxt)
#define Blobo2_el_7akim_elly_3ayz_yro7_IOI_w_3ayz_yakol_jilaty ios_base::sync_with_stdio(false);cin.tie(0);
#define EPS 0.00000001
const int mo=1e9+7,INF=1e18;
int nxt(){int x;cin>>x;return x;}
string s,ans;
vector<int>v[26];
int prv[100001][26];
inline void solve(int l=0,int r = s.size()-1){
if(l>r)
return;
int idxl = l;
int idxr = prv[r][s[l]-'a'];
ans[idxl] = '(';
ans[idxr] = ')';
solve(idxl+1,idxr-1);
solve(idxr+1,r);
}
signed main(){
Blobo2_el_7akim_elly_3ayz_yro7_IOI_w_3ayz_yakol_jilaty
cin>>s;
int n=s.size();
for(int i=0;i<n;i++)
v[s[i]-'a'].push_back(i),ans+='*';
stack<int>st;
for(int i=0;i<n;i++){
if(!st.empty() && st.top() == s[i])st.pop();
else st.push(s[i]);
}
if(st.size()){
cout<<-1<<endl;
return 0;
}
memset(prv,-1,sizeof prv);
for(int i=0;i<n;i++){
prv[i][s[i]-'a'] = i;
if(!i)continue;
for(int j=0;j<26;j++){
if(j == s[i]-'a')continue;
if(prv[i-1][s[i]-'a']>0)
prv[i][j] = prv[prv[i-1][s[i]-'a']-1][j];
}
}
/*for(int i=0;i<n;i++){
cout<<prv[i][0]<<' '<<prv[i][1]<<endl;
}*/
solve();
cout<<ans<<endl;
return 0;
}
