Factoring Arrangements - Schedule of Earned and Unearned Components Included in Advances from Factoring Arrangement (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Factoring With Recourse [Abstract]
Purchased accounts receivable	$ 11,482	$ 7,924
Unearned future contract advances	11,960	16,473
Advances under factoring arrangement	$ 23,442	$ 24,397