(10) Segment Reporting

6 Months Ended

Jun. 30, 2012

Notes to Financial Statements

(10) Segment Reporting

The Company is organized in a single operating segment for purposes of making operating decisions and assessing performance. Revenues from the United States to customers in the following geographical areas for the three months ended June 30, 2012 and 2011, and the location of long-lived assets as of June 30, 2012 and December 31, 2011, are summarized as follows:

	Three Months Ended June 30,		Six Months Ended June 30,
Revenues:	2012	2011	2012	2011
North America	$           7,085,505	$           8,468,250	$         15,201,737	$         16,810,779
Asia Pacific	4,833,526	5,662,096	10,744,801	10,987,277
Europe, Middle East, Africa and Other	4,547,170	5,497,662	9,887,735	10,789,214
Total Revenues	$         16,466,201	$         19,628,008	$         35,834,273	$         38,587,270

	June 30,	December 31,
Long-lived assets:	2012	2011
North America	$         11,644,206	$         11,271,525
Asia Pacific	1,014,980	1,122,487
Europe, Middle East, Africa and Other	385,376	326,435
Total long-lived assets	$         13,044,562	$         12,720,447

For the three months ended June 30, 2012 and 2011, the Company did not have any customers that accounted for 10% or more of total revenues. As of June 30, 2012, the Company had one customer that accounted for 10% of the accounts receivable balance. As of December 31, 2011, the Company had one customer that accounted for 11% of the accounts receivable balance.

The Company recorded an expense of approximately $0.3 million during the three months ended June 30, 2012, and due to cash collections of previously reserved accounts receivable balances, a benefit of approximately $0.3 million during the six months ended June 30, 2012. The Company recorded an expense of approximately $0.2 million during the three months ended June 30, 2011, and due to cash collections of previously reserved accounts receivable balances, a benefit of approximately $0.7 million during the six months ended June 30, 2011. These amounts are included within revenues in each respective period in the accompanying condensed consolidated statements of operations.