public static function getFormat($type, array $options = array())
	{
		// Sanitize format type.
		$type = strtolower(preg_replace('/[^A-Z0-9_]/i', '', $type));

		/*
		 * Only instantiate the object if it doesn't already exist.
		 * @deprecated 2.0 Object caching will no longer be supported, a new instance will be returned every time
		 */
		if (!isset(self::$formatInstances[$type]))
		{
			$localNamespace = __NAMESPACE__ . '\\Format';
			$namespace      = isset($options['format_namespace']) ? $options['format_namespace'] : $localNamespace;
			$class          = $namespace . '\\' . ucfirst($type);

			if (!class_exists($class))
			{
				// Were we given a custom namespace?  If not, there's nothing else we can do
				if ($namespace === $localNamespace)
				{
					throw new \InvalidArgumentException(sprintf('Unable to load format class for type "%s".', $type), 500);
				}

				$class = $localNamespace . '\\' . ucfirst($type);

				if (!class_exists($class))
				{
					throw new \InvalidArgumentException(sprintf('Unable to load format class for type "%s".', $type), 500);
				}
			}

			self::$formatInstances[$type] = new $class;
		}

		return self::$formatInstances[$type];
	}