Property and Equipment

12 Months Ended

Dec. 31, 2015

Property Plant And Equipment [Abstract]

3. Property and Equipment

Property and equipment consisted of the following (in thousands):


	December 31,		December 31,
	2015		2014
Computers and other related equipment	$	16,588	$	28,776
Purchased and internally developed software		34,868		48,875
Furniture and fixtures		1,423		3,004
Leasehold improvements		7,296		7,591
		60,175		88,246
Less accumulated depreciation		(45,607)		(65,410)
Property and equipment, net	$	14,568	$	22,836

At December 31, 2015, total software under capital lease and vendor financing obligations consisted of $3.8 million and was fully amortized. At December 31, 2014, total software under capital lease and vendor financing obligations consisted $3.8 million with accumulated amortization of $3.7 million. Amortization expense for assets under capital lease and vendor financing obligations was not material for the year ended December 31, 2015, and was $0.7 million for both of the years ended December 31, 2014 and 2013.

Depreciation expense for the periods shown is classified as follows (in thousands):


	Year ended December 31,
	2015		2014		2013
Service costs	$	5,965	$	6,798	$	9,594
Sales and marketing		67		156		275
Product development		200		496		645
General and administrative		4,946		4,802		3,942
Discontinued operations		—		4,662		6,045
Total depreciation	$	11,178	$	16,914	$	20,501

As a result of the shortening our estimated useful lives for certain assets, we recorded accelerated depreciation expense of approximately $2.1 million, $1.3 million and $0.8 million for the years ended December 31, 2015, 2014 and 2013.