Fair Value Of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Of Financial Instruments [Abstract]

Fair Value Of Financial Assets Measured On A Recurring Basis

		March 31, 2020								December 31, 2019
Assets	Classification		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Money market funds	Cash and cash equivalents	$	6,989		—		—	$	6,989	$	6,429	$	—	$	—	$	6,429
U.S. Treasury Securities	Investments		—		8,022		—		8,022		—		18,499		—		18,499
Total assets measured at fair value		$	6,989	$	8,022	$	—	$	15,011	$	6,429	$	18,499	$	—	$	24,928