Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities
Net income	$ 1,759	$ 739
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,551	800
Gain on sale of investment	0	(1,700)
Stock-based compensation expense	2,863	905
Contribution of stock to fund a charitable trust established by the Company	0	238
Deferred taxes	947	449
Changes in operating assets and liabilities, net of the effects of the acquisition:
Accounts receivable	557	1,393
Prepaid expenses and other current assets	359	(236)
Deferred project costs and other assets	(563)	74
Accounts payable	(51)	(23)
Accrued liabilities	183	394
Deferred revenues	3,741	(200)
Net cash provided by operating activities	11,346	2,833
Cash flows from investing activities
Business acquisition, net of cash acquired	(7,346)	0
Addition of capitalized software development costs	(595)	(521)
Purchase of property and equipment	(761)	(482)
Purchase of available-for-sale short-term investments	(15,000)	0
Maturities of available-for-sale short-term investments	7,895	0
Proceeds from sale of investment	0	1,700
Restricted cash	0	350
Net cash (used in) provided by investing activities	(15,807)	1,047
Cash flows from financing activities
Proceeds from public offering	15,405	53,010
Public offering costs	(408)	(1,871)
Redemption of preferred stock	0	(36,151)
Issuance of common and restricted stock	0	39
Repurchases of restricted stock	0	(273)
Repayment of notes payable	0	(350)
Collection of notes receivable from stockholders	15	4
Proceeds from exercise of common stock options	129	24
Net cash provided by financing activities	15,141	14,432
Net increase in cash and cash equivalents	10,680	18,312
Cash and cash equivalents at beginning of period	17,494	17,132
Cash and cash equivalents at end of period	28,174	35,444
Supplemental disclosure of cash flow information
Cash paid for interest	0	2
Supplemental disclosure of non-cash flow information
Dividends on redeemable preferred stock	$ 0	$ 2,079