| Disaggregation of Revenue [Table Text Block] | 
|  |  | Quarter Ended  |  |  | Nine Months Ended |  |  
|  |  | March 31, |  |  | March 31, |  |  
|  |  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  
| Consumables |  | $ | 198,818 |  |  | $ | 161,958 |  |  | $ | 542,909 |  |  | $ | 462,660 |  |  
| Instruments |  |  | 24,748 |  |  |  | 16,405 |  |  |  | 70,849 |  |  |  | 53,381 |  |  
| Services |  |  | 14,503 |  |  |  | 11,426 |  |  |  | 45,142 |  |  |  | 32,917 |  |  
| Total product and services revenue, net |  | $ | 238,069 |  |  | $ | 189,789 |  |  | $ | 658,900 |  |  | $ | 548,958 |  |  
| Royalty revenues |  |  | 5,483 |  |  |  | 4,891 |  |  |  | 13,104 |  |  |  | 13,899 |  |  
| Total revenues, net |  | $ | 243,552 |  |  | $ | 194,680 |  |  | $ | 672,004 |  |  | $ | 562,857 |  |  
|  |  | Quarter Ended March 31, |  |  | Nine Months Ended March 31, |  |  
|  |  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  
| United States |  | $ | 131,586 |  |  | $ | 109,797 |  |  | $ | 359,586 |  |  | $ | 311,815 |  |  
| EMEA, excluding United Kingdom |  |  | 54,552 |  |  |  | 39,108 |  |  |  | 147,622 |  |  |  | 115,993 |  |  
| United Kingdom |  |  | 11,213 |  |  |  | 9,166 |  |  |  | 29,599 |  |  |  | 24,619 |  |  
| APAC, excluding Greater China |  |  | 19,002 |  |  |  | 17,193 |  |  |  | 52,744 |  |  |  | 46,982 |  |  
| Greater China |  |  | 20,467 |  |  |  | 13,781 |  |  |  | 63,685 |  |  |  | 49,655 |  |  
| Rest of World |  |  | 6,732 |  |  |  | 5,635 |  |  |  | 18,768 |  |  |  | 13,793 |  |  
| Total revenues, net |  | $ | 243,552 |  |  | $ | 194,680 |  |  | $ | 672,004 |  |  | $ | 562,857 |  |  |