| Disaggregation of Revenue [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | Consumables | | $ | 153,783 | | | $ | 139,416 | | | $ | 429,340 | | | | 385,164 | | | Instruments | | | 16,104 | | | | 13,197 | | | | 51,116 | | | | 44,047 | | | Services | | | 9,565 | | | | 8,362 | | | | 27,027 | | | | 25,400 | | | Total product and services revenue, net | | | 179,452 | | | | 160,975 | | | $ | 507,483 | | | | 454,611 | | | Royalty revenues | | | 5,409 | | | | 2,998 | | | | 14,858 | | | | 8,128 | | | Total revenues, net | | $ | 184,861 | | | $ | 163,973 | | | $ | 522,341 | | | | 462,739 | | | | | | | | | | | | | | | | | | | | | | | | | United States | | $ | 98,228 | | | $ | 86,447 | | | $ | 281,585 | | | $ | 246,857 | | | EMEA, excluding United Kingdom | | | 42,339 | | | | 39,318 | | | | 116,018 | | | | 107,082 | | | United Kingdom | | | 10,737 | | | | 9,164 | | | | 26,703 | | | | 24,276 | | | APAC, excluding Greater China | | | 14,943 | | | | 13,107 | | | | 39,990 | | | | 36,439 | | | Greater China | | | 12,993 | | | | 11,097 | | | | 42,727 | | | | 35,006 | | | Rest of World | | | 5,621 | | | | 4,840 | | | | 15,318 | | | | 13,079 | | | Total revenues, net | | $ | 184,861 | | | $ | 163,973 | | | $ | 522,341 | | | $ | 462,739 | | |