Segment Reporting (Schedule of Revenue by Reporting Segments) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 74,714	$ 67,748	$ 144,394	$ 130,632
Disposable products
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	70,688	63,985	136,169	122,993
U.S. Medical
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	61,588	56,334	120,001	109,316
U.S. Medical | Disposable products
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	59,138	53,840	115,016	104,315
U.S. Medical | Laser, service, and other
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	2,450	2,494	4,985	5,001
International Medical
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	13,126	11,414	24,393	21,316
International Medical | Disposable products
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	11,550	10,145	21,153	18,678
International Medical | Laser, service, and other
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 1,576	$ 1,269	$ 3,240	$ 2,638