Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Cash and Cash Equivalents by Balance Sheet Grouping

Cash and cash equivalents consist of the following:

	March 31, 2022				December 31, 2021
	Cost		Fair Value		Cost		Fair Value
Cash and Cash Equivalents:
Cash and overnight deposits	$	2,080,077	$	2,080,077	$	1,241,565	$	1,241,565
Corporate commercial paper		—		—		423,261		423,279
Time deposits		59,548		59,548		63,866		63,866
Total cash and cash equivalents	$	2,139,626	$	2,139,626	$	1,728,692	$	1,728,710