Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Margins benefited from a one-time $16 million rebate of previously paid tariffs and favorable commodity costs mostly offset by higher bad debt expense due to the Art Van furniture bankruptcy and the provision for potential credit losses in the COVID-19 environment in SG&A.
industry: Art Van, furniture