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Goodwill and Intangible Assets (Summary of Intangible Assets) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Definite-lived intangible assets
Weighted-Average Life (Years)	11 years	11 years
Finite-Lived Intangible Assets, Gross	$ 11,681	$ 11,488
Accumulated Amortization	6,902	6,541
Finite-Lived Intangible Assets, Net	4,779	4,947
Indefinite-lived intangible assets
Goodwill recognized	3,175	3,126	$ 3,313
Subtotal, Original Cost	32,400	32,351
Subtotal, Net Book Value	32,400	32,351
Balance, Original Cost	44,081	43,839
Balance, Net Book Value	37,179	37,298
Finished Pharmaceutical Products Segment [Member]
Indefinite-lived intangible assets
Goodwill recognized	3,175	3,126
Trademarks
Indefinite-lived intangible assets
Indefinite-lived intangible assets	$ 29,225	$ 29,225
Patents
Definite-lived intangible assets
Weighted-Average Life (Years)	12 years	12 years
Finite-Lived Intangible Assets, Gross	$ 486	$ 486
Accumulated Amortization	366	362
Finite-Lived Intangible Assets, Net	$ 120	$ 124
Land-Use Rights [Member]
Definite-lived intangible assets
Weighted-Average Life (Years)	39 years	39 years
Finite-Lived Intangible Assets, Gross	$ 2,540	$ 2,540
Accumulated Amortization	766	749
Finite-Lived Intangible Assets, Net	$ 1,774	$ 1,791
International Medication Systems (UK) Limited | Acquired international product rights
Definite-lived intangible assets
Weighted-Average Life (Years)	10 years	10 years
Finite-Lived Intangible Assets, Gross	$ 8,655	$ 8,462
Accumulated Amortization	5,770	5,430
Finite-Lived Intangible Assets, Net	$ 2,885	$ 3,032

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