Fair Value Measurements - Fair Value of Financial Instruments (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Assets:
Total	$ 4,396
Level 1 [Member]
Assets:
Total	1,505
Level 2 [Member]
Assets:
Total	2,891
Level 3 [Member]
Assets:
Total	0
Mutual funds [Member]
Assets:
Total	1,505
Mutual funds [Member] | Level 1 [Member]
Assets:
Total	1,505
Mutual funds [Member] | Level 2 [Member]
Assets:
Total	0
Mutual funds [Member] | Level 3 [Member]
Assets:
Total	0
US Treasury securities [Member]
Assets:
Total	1,803
US Treasury securities [Member] | Level 1 [Member]
Assets:
Total	0
US Treasury securities [Member] | Level 2 [Member]
Assets:
Total	1,803
US Treasury securities [Member] | Level 3 [Member]
Assets:
Total	0
Certificates of deposit [Member]
Assets:
Total	103
Certificates of deposit [Member] | Level 1 [Member]
Assets:
Total	0
Certificates of deposit [Member] | Level 2 [Member]
Assets:
Total	103
Certificates of deposit [Member] | Level 3 [Member]
Assets:
Total	0
Corporate debt securities [Member]
Assets:
Total	985
Corporate debt securities [Member] | Level 1 [Member]
Assets:
Total	0
Corporate debt securities [Member] | Level 2 [Member]
Assets:
Total	985
Corporate debt securities [Member] | Level 3 [Member]
Assets:
Total	$ 0