Accounts Receivable Sales Agreement (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Receivables [Abstract]
Sale agreement term	364 days
Amount held as collateral	$ 957,000	$ 771
Sale agreement amount	800,000
Receivables sold to the financial institution and derecognized	1,927,931	0
Cash collected on sold receivables	1,927,928	0
Principal amount outstanding of receivables sold at period end	$ 800,000	$ 800,000