Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets, Net of Accumulated Amortization

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Goodwill and Intangible Assets, Net of Accumulated Amortization
12 Months Ended
May. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets, Net of Accumulated Amortization
Goodwill and Intangible Assets, Net of Accumulated Amortization
The Company had goodwill balances on its Consolidated Balance Sheets of $561.5 million as of May 31, 2015, and $540.3 million as of May 31, 2014. The increase in goodwill since May 31, 2014 was the result of an immaterial business acquisition.
The Company has certain intangible assets with finite lives. The components of intangible assets, at cost, consisted of the following:
 
 
May 31,
In millions
 
2015
 
2014
Client lists
 
$
244.6

 
$
240.9

Other intangible assets
 
3.2

 
2.6

Total intangible assets, gross
 
247.8

 
243.5

Less: Accumulated amortization
 
215.4

 
202.9

Intangible assets, net of accumulated amortization
 
$
32.4

 
$
40.6


During fiscal 2015, the Company acquired intangible assets with weighted-average amortization periods as follows: customer lists — 8.0 years; other intangible assets — 3.0 years; and total — 7.6 years. Amortization expense relating to intangible assets was $14.5 million, $15.9 million, and $19.0 million for fiscal years 2015, 2014, and 2013, respectively.
The estimated amortization expense for the next five fiscal years relating to intangible asset balances is as follows:
 
 
 
In millions
Year ending May 31,
 
Estimated amortization 
expense
2016
 
$
11.3

2017
 
8.2

2018
 
5.5

2019
 
3.6

2020
 
2.0