4.	Intangible Assets

Intangible assets consisted of the following (in thousands):

	March 31,			June 30,
	2018 ⁽¹⁾			2017
Intangible assets
Customer contracts and related customer relationships	$	419,571		$	635,895
Acquired technologies		13,361			28,503
Covenants not to compete		—			3,305
Other		804			1,545
Intangible assets		433,736			669,248
Less accumulated amortization
Customer contracts and related customer relationships		(190,590	)		(402,934	)
Acquired technologies		(8,401	)		(26,542	)
Covenants not to compete		—			(3,288	)
Other		(421	)		(1,113	)
Less accumulated amortization		(199,412	)		(433,877	)
Total intangible assets, net	$	234,324		$	235,371

__________________

⁽¹⁾

During the nine months ended March 31, 2018, the Company wrote off $263.9 million in fully amortized intangible assets.

Intangible assets are primarily amortized on an accelerated basis over periods ranging from one to twenty years. The weighted-average period of amortization for all customer contracts and related customer relationships as of March 31, 2018 is 14.7 years, and the weighted-average remaining period of amortization is 11.5 years. The weighted-average period of amortization for acquired technologies as of March 31, 2018 is 7.1 years, and the weighted-average remaining period of amortization is 5.9 years.

Expected amortization expense for the remainder of the fiscal year ending June 30, 2018, and for each of the fiscal years thereafter, is as follows (in thousands):

Fiscal year ending June 30,	Amount
2018 (three months)	$	9,414
2019		34,204
2020		29,605
2021		26,152
2022		22,580
Thereafter		112,369
Total intangible assets, net	$	234,324