CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parenthetical)	12 Months Ended
	Dec. 31, 2015 shares
Issuance of shares of common stock for acquisition of PAY.ON	227,917
Repurchase of common stock, shares	0
PAY.ON Restricted Share Awards
Issuance of shares under stock plan portion of PAY.ON acquisition agreement	476,750