(6) Revenue Recognition: Schedule Of Global Revenues By Product Category (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
DomesticUsMember | Obstetrics
Sales, net	$ 869		$ 2,519
DomesticUsMember | Gynecology/Electrosurgery/Urology
Sales, net	2,521		7,272
DomesticUsMember | Neonatal
Sales, net	1,622		4,981
DomesticUsMember | Blood Pressure Monitoring and Accessories
Sales, net	847		2,536
DomesticUsMember
Sales, net	5,859		17,308
OutsideUsMember | Obstetrics
Sales, net	170		570
OutsideUsMember | Gynecology/Electrosurgery/Urology
Sales, net	2,433		7,384
OutsideUsMember | Neonatal
Sales, net	554		1,280
OutsideUsMember | Blood Pressure Monitoring and Accessories
Sales, net	796		2,933
OutsideUsMember
Sales, net	3,953		12,167
Obstetrics
Sales, net	1,039		3,089
Gynecology/Electrosurgery/Urology
Sales, net	4,954		14,656
Neonatal
Sales, net	2,176		6,261
Blood Pressure Monitoring and Accessories
Sales, net	1,643		5,469
Sales, net	$ 9,812	$ 10,005	$ 29,475	$ 31,745