Products and Services (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
Jun. 30, 2016USD ($)ProductMarket | Jun. 30, 2015USD ($) | Jun. 30, 2016USD ($)ProductMarket | Jun. 30, 2015USD ($) |
Revenue from External Customer [Line Items] | | | | |
Number of products | Product | 8 | | 8 | |
Total revenue | $ 41,187 | $ 37,550 | $ 80,565 | $ 72,161 |
Number of primary clinical markets | Market | 4 | | 4 | |
Percentage of sales revenue | 100.00% | 100.00% | 100.00% | 100.00% |
Interventional Cardiology [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Percentage of sales revenue | 75.00% | 73.00% | 75.00% | 73.00% |
Phlebology [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Percentage of sales revenue | 12.00% | 13.00% | 12.00% | 13.00% |
Interventional Radiology [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Percentage of sales revenue | 9.00% | 10.00% | 9.00% | 10.00% |
Electrophysiology [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Percentage of sales revenue | 4.00% | 4.00% | 4.00% | 4.00% |
GuideLiner Catheters [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional cardiology | | Interventional cardiology | |
Total revenue | $ 12,104 | $ 12,272 | $ 23,762 | $ 22,612 |
Total revenue percentage change | (1.00%) | | 5.00% | |
Micro-introducer Kits [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional radiology | | Interventional radiology | |
Total revenue | $ 3,704 | 2,986 | $ 7,273 | 5,840 |
Total revenue percentage change | 24.00% | | 25.00% | |
Turnpike Catheters [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional cardiology | | Interventional cardiology | |
Total revenue | $ 3,377 | 650 | $ 5,674 | 804 |
Total revenue percentage change | 419.00% | | 605.00% | |
Pronto Catheters [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional cardiology | | Interventional cardiology | |
Total revenue | $ 3,297 | 3,724 | $ 6,700 | 8,106 |
Total revenue percentage change | (11.00%) | | (17.00%) | |
Vein Catheter Reprocessing [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Phlebology | | Phlebology | |
Total revenue | $ 2,981 | 3,048 | $ 5,970 | 5,760 |
Total revenue percentage change | (2.00%) | | 4.00% | |
Hemostatic Patches [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional cardiology | | Interventional cardiology | |
Total revenue | $ 2,897 | 2,949 | $ 5,742 | 5,971 |
Total revenue percentage change | (2.00%) | | (4.00%) | |
Radial Access Products [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional cardiology | | Interventional cardiology | |
Total revenue | $ 2,261 | 1,873 | $ 4,360 | 3,511 |
Total revenue percentage change | 21.00% | | 24.00% | |
Langston Catheters [Member] | | | | |
Revenue from External Customer [Line Items] | | | | |
Class of primary market description | Interventional cardiology | | Interventional cardiology | |
Total revenue | $ 1,966 | $ 1,689 | $ 3,848 | $ 3,268 |
Total revenue percentage change | 16.00% | | 18.00% | |