WP_Term Object
(
[term_id] => 401
[name] => Outdoor Furniture
[slug] => outdoor-furniture
[term_group] => 0
[term_taxonomy_id] => 401
[taxonomy] => product_cat
[description] =>
[parent] => 20
[count] => 4
[filter] => raw
[term_order] => 0
)
Array
(
[0] => 20
)