| Schedule of intangible assets |
Our intangible assets consist of the following:
| | | | | | | | | | | | | | | | | | | | | | | | | | July 31, 2018 | | July 31, 2017 | | Gross | | Accumulated Amortization | | Net | | Gross | | Accumulated Amortization | | Net | Intangible assets with finite lives: | |
| | |
| | |
| | | | | | | Customer relationships | $ | 133,347 |
| | $ | (45,618 | ) | | $ | 87,729 |
| | $ | 119,576 |
| | $ | (34,773 | ) | | $ | 84,803 |
| Technology(1) | 54,585 |
| | (19,836 | ) | | 34,749 |
| | 39,064 |
| | (15,260 | ) | | 23,804 |
| Brand names | 8,141 |
| | (3,857 | ) | | 4,284 |
| | 8,188 |
| | (3,225 | ) | | 4,963 |
| Non-compete agreements | 3,060 |
| | (1,628 | ) | | 1,432 |
| | 3,092 |
| | (1,428 | ) | | 1,664 |
| Patents and other registrations | 2,826 |
| | (1,179 | ) | | 1,647 |
| | 2,783 |
| | (1,053 | ) | | 1,730 |
| | 201,959 |
| | (72,118 | ) | | 129,841 |
| | 172,703 |
| | (55,739 | ) | | 116,964 |
| Trademarks and tradenames | 7,520 |
| | — |
| | 7,520 |
| | 7,548 |
| | — |
| | 7,548 |
| Total intangible assets | $ | 209,479 |
| | $ | (72,118 | ) | | $ | 137,361 |
| | $ | 180,251 |
| | $ | (55,739 | ) | | $ | 124,512 |
|
_______________________________________________ | | (1) | The gross and accumulated amortization amounts previously reported as of July 31, 2017 have been revised to exclude the $3,730 fully amortized technology intangible asset and associated accumulated amortization related to the Jet Prep business. This did not result in any change to the net technology intangible asset as of July 31, 2017. |
|
| Schedule of changes in goodwill |
Goodwill changed during fiscal 2018 and 2017 as follows: | | | | | | | | | | | | | | | | | | | | | | Endoscopy | | Water Purification and Filtration | | Healthcare Disposables | | Dialysis | | Total Goodwill | Balance, August 1, 2016 | $ | 121,015 |
| | $ | 58,880 |
| | $ | 92,290 |
| | $ | 8,133 |
| | $ | 280,318 |
| Acquisitions | 8,193 |
| | — |
| | 21,989 |
| | — |
| | 30,182 |
| Foreign currency translation | 737 |
| | 208 |
| | — |
| | — |
| | 945 |
| Balance, July 31, 2017 | 129,945 |
| | 59,088 |
| | 114,279 |
| | 8,133 |
| | 311,445 |
| Acquisitions | 58,026 |
| | — |
| | — |
| | — |
| | 58,026 |
| Foreign currency translation | (1,281 | ) | | (163 | ) | | — |
| | — |
| | (1,444 | ) | Balance, July 31, 2018 | $ | 186,690 |
| | $ | 58,925 |
| | $ | 114,279 |
| | $ | 8,133 |
| | $ | 368,027 |
|
|