Property and Equipment

12 Months Ended

Dec. 31, 2011

Property and Equipment [Abstract]

Property and Equipment

2. Property and Equipment.

Property and equipment at December 31, 2011 and 2010 consisted of the following (in thousands):

	2011			2010
Furniture and fixtures	$	4,304		$	3,551
Computers and related equipment		5,414			4,950
Computer software		27,306			24,649
Machinery and equipment		1,472			1,062
Leasehold improvements		4,633			3,463
Work-in-progress		4,751			4,412
		47,880			42,087
Less accumulated depreciation and amortization		(29,823	)		(26,269	)
Total	$	18,057		$	15,818

Depreciation and amortization expense related to property and equipment was $6.5 million in 2011, $5.9 million in 2010 and $5.7 million in 2009.

The Company has capitalized costs related to its various technology initiatives. The net book value of the property and equipment related to software development was $8.5 million as of December 31, 2011 and $7.9 million as of December 31, 2010, which includes work-in-progress of $3.9 million and $3.0 million, respectively.