Schedule of Cash and Held to Maturity Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2022
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	$ 23,927	$ 29,699
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain		2
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss	(4)	(8)
Debt Securities, Held-to-Maturity, Fair Value	23,923	29,693
Cash and Cash Equivalents	22,877	8,586	$ 33,498
Restricted Cash, Current	569	525	618
Short-Term Investments		19,844
Restricted Cash, Noncurrent	481	744	$ 1,006
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss	4	8
Cash [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	1,404	3,258
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss
Debt Securities, Held-to-Maturity, Fair Value	1,404	3,258
Cash and Cash Equivalents	1,404	3,258
Restricted Cash, Current
Short-Term Investments
Restricted Cash, Noncurrent
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss
Money Market Funds [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	22,523	1,615
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss	(4)
Debt Securities, Held-to-Maturity, Fair Value	22,519	1,615
Cash and Cash Equivalents	21,473	346
Restricted Cash, Current	569	525
Short-Term Investments
Restricted Cash, Noncurrent	481	744
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss	4
Subtotal [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	22,523	26,441
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain		2
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss	(4)	(8)
Debt Securities, Held-to-Maturity, Fair Value	22,519	26,435
Cash and Cash Equivalents	21,473	5,328
Restricted Cash, Current	569	525
Short-Term Investments		19,844
Restricted Cash, Noncurrent	481	744
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss	$ 4	8
US Treasury Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss		14,833
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain		2
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss		(2)
Debt Securities, Held-to-Maturity, Fair Value		14,833
Cash and Cash Equivalents		4,982
Restricted Cash, Current
Short-Term Investments		9,851
Restricted Cash, Noncurrent
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss		2
Corporate Debt Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss		9,993
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss		(6)
Debt Securities, Held-to-Maturity, Fair Value		9,987
Cash and Cash Equivalents
Restricted Cash, Current
Short-Term Investments		9,993
Restricted Cash, Noncurrent
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss		$ 6