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Goodwill and Intangible Assets
12 Months Ended
Jun. 27, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets Goodwill and Intangible Assets
Goodwill
The following table summarizes changes in goodwill during the fiscal year ended June 27, 2021:
(in millions of U.S. Dollars)
Balance at June 28, 2020$349.7 
Transfer in connection with LED Business Divestiture (1)
9.5 
Balance at June 27, 2021$359.2 
(1) In the second quarter of fiscal 2021, the Company determined that as part of its goodwill impairment analysis on held for sale assets related to the LED Business Divestiture, it was necessary to transfer a portion of goodwill from the former LED Products segment, then classified as discontinued operations, to goodwill associated with continuing operations.
As of the first day of its fourth quarter of fiscal 2021, the Company performed a qualitative impairment test on the goodwill balance and concluded there was no impairment.
Intangible Assets
Intangible assets, net included the following:
June 27, 2021June 28, 2020
(in millions of U.S. Dollars)GrossAccumulated AmortizationNetGrossAccumulated AmortizationNet
Intangible assets:
Customer relationships$96.8 ($25.1)$71.7 $96.8 ($19.0)$77.8 
Developed technology68.0 (28.2)39.8 68.0 (22.8)45.2 
Non-compete agreements12.2 (10.1)2.1 12.2 (7.1)5.1 
Acquisition related intangible assets177.0 (63.4)113.6 177.0 (48.9)128.1 
Patent and licensing rights67.1 (40.2)26.9 69.3 (40.5)28.8 
Total intangible assets244.1 (103.6)140.5 246.3 (89.4)156.9 
Total amortization of acquisition-related intangibles assets was $14.5 million, $14.5 million and $15.6 million and total amortization of patents and licensing rights was $5.9 million, $5.9 million and $5.7 million for the years ended June 27, 2021, June 28, 2020 and June 30, 2019, respectively.
The Company invested $5.9 million, $4.4 million and $3.3 million for the years ended June 27, 2021, June 28, 2020 and June 30, 2019, respectively, for patent and licensing rights. For the fiscal years ended June 27, 2021, June 28, 2020 and June 30, 2019, the Company recognized $0.7 million, $1.2 million and $0.6 million, respectively, in impairment charges related to its patent portfolio.
Total future amortization expense of intangible assets is estimated to be as follows:
(in millions of U.S. Dollars)

Fiscal Year Ending
Acquisition Related IntangiblesPatentsTotal
June 26, 2022$13.5 $4.9 $18.4 
June 25, 202311.0 4.0 15.0 
June 30, 202410.4 3.4 13.8 
June 29, 202510.4 2.6 13.0 
June 28, 20269.3 1.9 11.2 
Thereafter59.0 10.1 69.1 
Total future amortization expense$113.6 $26.9 $140.5