| Schedule of intangible assets |
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April 30, 2017
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Accumulated
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Gross
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Amortization
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Net
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Intangible assets with finite lives:
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Customer relationships
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$
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116,893,000
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$
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(32,017,000)
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$
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84,876,000
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Technology
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42,543,000
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(15,416,000)
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27,127,000
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Brand names
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8,163,000
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(3,024,000)
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5,139,000
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Non-compete agreements
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3,092,000
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(1,370,000)
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1,722,000
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Patents and other registrations
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2,828,000
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(1,030,000)
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1,798,000
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173,519,000
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(52,857,000)
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120,662,000
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Trademarks and tradenames
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7,477,000
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—
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7,477,000
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Total intangible assets
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$
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180,996,000
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$
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(52,857,000)
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$
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128,139,000
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July 31, 2016
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Accumulated
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Gross
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Amortization
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Net
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Intangible assets with finite lives:
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Customer relationships
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$
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100,649,000
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$
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(24,689,000)
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$
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75,960,000
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Technology
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32,767,000
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(11,813,000)
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20,954,000
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Brand names
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6,194,000
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(2,394,000)
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3,800,000
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Non-compete agreements
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3,092,000
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(1,193,000)
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1,899,000
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Patents and other registrations
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2,508,000
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(913,000)
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1,595,000
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145,210,000
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(41,002,000)
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104,208,000
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Trademarks and tradenames
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7,511,000
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—
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7,511,000
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Total intangible assets
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$
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152,721,000
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$
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(41,002,000)
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$
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111,719,000
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| Schedule of changes in goodwill |
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Water
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Purification
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Healthcare
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Total
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Endoscopy
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and Filtration
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Disposables
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Dialysis
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Goodwill
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Balance, July 31, 2015
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$
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87,007,000
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$
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58,872,000
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$
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87,939,000
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$
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8,133,000
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$
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241,951,000
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Acquisitions
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40,047,000
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—
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4,351,000
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—
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44,398,000
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Foreign currency translation
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(6,039,000)
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8,000
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—
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—
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(6,031,000)
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Balance, July 31, 2016
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121,015,000
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58,880,000
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92,290,000
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8,133,000
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280,318,000
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Acquisitions
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7,178,000
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—
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21,989,000
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—
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29,167,000
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Foreign currency translation
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(1,113,000)
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(203,000)
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—
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—
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(1,316,000)
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Balance, April 30, 2017
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$
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127,080,000
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$
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58,677,000
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$
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114,279,000
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$
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8,133,000
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$
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308,169,000
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