Condensed Consolidated Statements of Operations (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenue:
Net revenue	$ 11,764,663	$ 10,117,038	$ 23,850,726	$ 21,797,974
Cost of revenue:
Payment processing services fees	2,748,935	2,434,248	5,551,224	5,217,839
Processing and service costs	3,178,655	2,642,590	6,354,302	5,373,419
Total cost of revenue	5,927,590	5,076,838	11,905,526	10,591,258
Selling, general and administrative expenses	5,448,955	6,049,283	11,171,639	11,319,331
Total operating expenses	11,376,545	11,126,121	23,077,165	21,910,589
Income (loss) from operations	388,118	(1,009,083)	773,561	(112,615)
Other income (expense):
Interest expense	(15,765)	(14,355)	(28,911)	(28,575)
Interest income	312	242	524	413
Total other expense, net	(15,453)	(14,113)	(28,387)	(28,162)
Income (loss) before provision for income taxes	372,665	(1,023,196)	745,174	(140,777)
Provision for income taxes	(67,974)	(135,426)	(68,567)	(230,698)
Net income (loss)	$ 304,691	$ (1,158,622)	$ 676,607	$ (371,475)
Basic net income (loss) per share applicable to common stockholders (in dollars per share)	$ 0.01	$ (0.02)	$ 0.01	$ (0.01)
Diluted net income (loss) per share applicable to common stockholders (in dollars per share)	$ 0.00	$ (0.02)	$ 0.01	$ (0.01)
Weighted average common stock outstanding (basic) (in shares)	52,832,451	52,035,014	52,805,938	51,906,425
Weighted average common stock outstanding (diluted) (in shares)	54,570,476	52,035,014	54,672,972	51,906,425