(5) Supplemental Balance Sheet Information

Property, equipment and leasehold improvements in the accompanying consolidated balance sheets consist of the following:

	Year Ended June 30,

	2013			2012
	(Dollars in Thousands)
Property, equipment and leasehold improvements—at cost:
Computer equipment	$	11,106		$	10,528
Purchased software		21,642			19,905
Furniture & fixtures		4,475			3,615
Leasehold improvements		3,379			3,044
Accumulated depreciation		(32,773	)		(30,055	)

Property, equipment and leasehold improvements—net	$	7,829		$	7,037

We account for asset retirement obligations in accordance with ASC Topic 410, Asset Retirement and Environmental Obligations. Our asset retirement obligations relate to leasehold improvements for leased properties. As of June 30, 2013 and 2012, the balance of our asset retirement obligations was $0.6 million and $0.7 million, respectively.

Accrued expenses and other current liabilities in the accompanying consolidated balance sheets consist of the following:

	Year Ended June 30,

	2013		2012
	(Dollars in Thousands)
Royalties and outside commissions	$	4,312	$	4,875
Payroll and payroll-related		18,702		21,558
Other		11,407		11,556

Total accrued expenses and other current liabilities	$	34,421	$	37,989

Other non-current liabilities in the accompanying consolidated balance sheets consist of the following:

	Year Ended June 30,

	2013		2012
	(Dollars in Thousands)
Deferred rent	$	862	$	1,532
Other*		11,515		13,897

Total other non-current liabilities	$	12,377	$	15,429

*: Other is comprised primarily of our net reserve for uncertain tax liabilities. See Note 8, "Income Taxes" for additional information.