INTANGIBLE ASSETS

12 Months Ended

Jun. 30, 2015

NOTE 8. INTANGIBLE ASSETS

Intangible assets consisted of the following (in thousands):

	June 30,
	2015			2014
Intangible assets
Customer contracts and related customer relationships	$	520,213		$	516,973
Acquired technologies		27,177			27,177
Covenants not to compete		3,417			3,472
Other		1,581			1,601
Intangible assets		552,388			549,223
Less accumulated amortization
Customer contracts and related customer relationships		(328,217	)		(291,583	)
Acquired technologies		(24,728	)		(23,119	)
Covenants not to compete		(3,241	)		(3,131	)
Other		(1,020	)		(980	)
Accumulated amortization		(357,206	)		(318,813	)
Total intangible assets, net	$	195,182		$	230,410

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, 2015 is 13.3 years, and the weighted-average remaining period of amortization is 11.0 years. The weighted-average period of amortization for acquired technologies as of June 30, 2015 is 10.0 years, and the weighted-average remaining period of amortization is 4.6 years.

Amortization expense for the years ended June 30, 2015, 2014 and 2013 was $39.5 million, $38.6 million, and $30.5 million, respectively. Expected amortization expense for each of the fiscal years through June 30, 2020 and for years thereafter is as follows (in thousands):

	Amount
Year ending June 30, 2016	$	33,139
Year ending June 30, 2017		29,810
Year ending June 30, 2018		25,752
Year ending June 30, 2019		21,293
Year ending June 30, 2020		17,375
Thereafter		67,813
Total intangible assets, net	$	195,182