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Stock-Based Compensation and Stock Options (Details) $ / shares in Units, $ in Thousands			1 Months Ended						3 Months Ended				9 Months Ended		12 Months Ended
	Jun. 01, 2021 employee $ / shares shares	May 29, 2020 employee $ / shares shares	Mar. 31, 2023 $ / shares shares	Jun. 30, 2022 $ / shares shares	Mar. 31, 2022 $ / shares shares	Sep. 30, 2019 employee $ / shares shares	Oct. 31, 2017 $ / shares shares	Sep. 30, 2015 $ / shares shares	Sep. 30, 2023 USD ($) extension shares	Jun. 30, 2023 shares	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($) shares	Sep. 30, 2023 USD ($) extension shares	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 shares	Dec. 31, 2019 shares
Stock Options | September 2015 Plan | Mr. Ralph Bartel
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted								400,000
Exercise price (in dollars per share) | $ / shares								$ 8.07
Stock Options | October 2017 Plan | Mr. Ralph Bartel
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted							400,000											150,000
Exercise price (in dollars per share) | $ / shares							$ 6.95
Options exercised (in shares)																		250,000
Stock Options | September 2019 Plan
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted						300,000
Exercise price (in dollars per share) | $ / shares						$ 10.79
Options vest (in shares)						75,000
Total stock-based compensation expense (reversal) | $																$ 385
Stock Options | September 2019 Plan | Mr. Ralph Bartel
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price (in dollars per share) | $ / shares						$ 10.79
Options vest (in shares)						400,000
Stock Options | September 2019 Plan | Key Employees
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted						50,000
Number of key employees | employee						6
Stock Options | May 2020 Plan
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted		100,000											18,098			88,917	54,258
Exercise price (in dollars per share) | $ / shares		$ 3.49
Options exercised (in shares)													50,000			150,000	75,000
Shares issued upon exercise of options (in shares)		300,000
Options forfeited (in shares)																125,000	100,000
Options outstanding (in shares)									100,000				100,000
Total stock-based compensation expense (reversal) | $									$ 48		$ 72		$ 193	$ 217
Stock Options | May 2020 Plan | Mr. Ralph Bartel
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted		800,000								121,307						390,809		1,900,000
Exercise price (in dollars per share) | $ / shares		$ 3.49
Options exercised (in shares)										200,000
Share-based compensation options were exercised (in shares)																600,000
Stock Options | May 2020 Plan | Key Employees
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted		200,000											16,619		4,676	24,474
Exercise price (in dollars per share) | $ / shares		$ 3.49
Options exercised (in shares)													50,000
Number of key employees | employee		2
Options outstanding (in shares)									25,000				25,000
Options vested (in shares)													0		50,000
Total stock-based compensation expense (reversal) | $									$ 25		0		$ 74	98
Unrecognized stock-based compensation expense | $									$ 49				$ 49
Expected duration for recognition of stock based compensation expense													6 months
Share-based compensation options were exercised (in shares)															25,000	50,000
Stock Options | June 2021 Plan | One Employee
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted	50,000
Exercise price (in dollars per share) | $ / shares	$ 9.44
Number of key employees | employee	1
Options outstanding (in shares)									50,000				50,000
Options vested (in shares)													25,000
Total stock-based compensation expense (reversal) | $									$ 36		36		$ 108	108
Unrecognized stock-based compensation expense | $									179				$ 179
Expected duration for recognition of stock based compensation expense													1 year 3 months 18 days
Stock Options | March 2022 plan
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period					6 months
Award vesting period					2 years
Stock Options | March 2022 plan | Holger Bartel
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted					600,000
Exercise price (in dollars per share) | $ / shares					$ 8.14
Total stock-based compensation expense (reversal) | $									216		$ 216		$ 649	$ 649
Unrecognized stock-based compensation expense | $									$ 216				$ 216
Expected duration for recognition of stock based compensation expense													3 months 18 days
Vesting percentage					25.00%
Share-based compensation arrangement by share-based payment award, equity instruments other than options, nonvested, number									600,000				600,000
Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested, number													450,000
Stock Options | June 2022 plan
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted				100,000
Exercise price (in dollars per share) | $ / shares				$ 6.78
Total stock-based compensation expense (reversal) | $													$ 60		$ 0
Unrecognized stock-based compensation expense | $									$ 308				$ 308
Expected duration for recognition of stock based compensation expense													1 year 9 months 18 days
Share-based compensation arrangement by share-based payment award, equity instruments other than options, nonvested, number									100,000				100,000
Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested, number										16,666			16,666		0
Performance target extension period													3 months
Number of extensions | extension									3				3
Stock Options | March 2023
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted			200,000										200,000
Exercise price (in dollars per share) | $ / shares			$ 4.96
Options vested (in shares)													25,000
Total stock-based compensation expense (reversal) | $									$ 35				$ 104
Unrecognized stock-based compensation expense | $									$ 452				$ 452
Expected duration for recognition of stock based compensation expense													3 years 3 months 18 days
Vesting percentage			12.50%
Vesting period			6 months
Award vesting period			4 years
Employee Stock | September 2015 Plan
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted																800,000
Employee Stock | October 2017 Plan
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted												540,000				300,000
Exercise of stock options, net of taxes paid for net share settlement | $												$ 1,900
Employee Stock | May 2019 Plan | Mr. Ralph Bartel
Share-based Compensation Arrangement by Share-based Payment Award
Share purchase amount of options granted																681,902
Options exercised (in shares)																260,000

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