private List<Player> checkForIdlePlayers() {
		final List<Player> idle_players = new LinkedList<Player>();
		
		// increment idle time counter for players
		for (final Player p : players) {
			if ( p.isIdle() ) {
				int idle = p.getIdleTime();
				p.setIdleTime( idle++ );
			}
		}
		
		return idle_players;
	}