Intangible Assets

6 Months Ended

Dec. 31, 2011

Intangible Assets [Abstract]

Intangible Assets

4. Intangible Assets

Intangible assets increased due to the acquisition of three businesses (see Note 3) and consisted of the following (in thousands):

	December 31, 2011			June 30, 2011
Customer contracts and related customer relationships	$	329,314		$	291,174
Acquired technologies		27,177			27,177
Covenants not to compete		3,397			3,070
Other		1,635			1,637
Intangible assets		361,523			323,058
Less accumulated amortization		(233,025	)		(214,956	)
Total intangible assets, net	$	128,498		$	108,102

Intangible assets are primarily amortized on an accelerated basis over periods ranging from 12 to 120 months. The weighted-average period of amortization for all customer contracts and related customer relationships as of December 31, 2011 is 8.7 years, and the weighted-average remaining period of amortization is 7.5 years. The weighted-average period of amortization for acquired technologies as of December 31, 2011 is 6.7 years, and the weighted-average remaining period of amortization is 6.0 years.

Expected amortization expense for the remainder of the fiscal year ending June 30, 2012, and for each of the fiscal years thereafter, is as follows (in thousands):

Fiscal year ending June 30,	Amount
2012 (six months)	$	16,806
2013		27,990
2014		23,192
2015		17,842
2016		13,150
Thereafter		29,518
Total intangible assets, net	$	128,498