INTANGIBLE ASSETS

12 Months Ended

Jun. 30, 2016

NOTE 8. INTANGIBLE ASSETS

Intangible assets consisted of the following (in thousands):

	June 30,
	2016			2015
Intangible assets
Customer contracts and related customer relationships	$	635,826		$	520,213
Acquired technologies		28,074			27,177
Covenants not to compete		3,321			3,417
Other		1,551			1,581
Intangible assets		668,772			552,388
Less accumulated amortization
Customer contracts and related customer relationships		(363,412	)		(328,217	)
Acquired technologies		(25,693	)		(24,728	)
Covenants not to compete		(3,245	)		(3,241	)
Other		(1,050	)		(1,020	)
Accumulated amortization		(393,400	)		(357,206	)
Total intangible assets, net	$	275,372		$	195,182

Intangible assets are primarily amortized on an accelerated basis over periods ranging from one to fifteen years. The weighted-average period of amortization for customer contracts and related customer relationships as of June 30, 2016 is 14 years, and the weighted-average remaining period of amortization is 11.9 years. The weighted-average period of amortization for acquired technologies as of June 30, 2016 is 10 years, and the weighted-average remaining period of amortization is 5.6 years.

Amortization expense for the years ended June 30, 2016, 2015 and 2014 was $38.0 million, $39.5 million, and $38.6 million, respectively. Expected amortization expense for each of the fiscal years through June 30, 2021 and for years thereafter is as follows (in thousands):

	Amount
Year ending June 30, 2017	$	40,631
Year ending June 30, 2018		36,134
Year ending June 30, 2019		31,507
Year ending June 30, 2020		27,045
Year ending June 30, 2021		23,843
Thereafter		116,212
Total intangible assets, net	$	275,372