Earnings Per Share (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Schedule of earnings per share including dilutive effect
Net income attributed to Tianyin (numerator for diluted income per share)	$ 6,672,151	$ 6,358,690
Less: Dividend attributable to preferred stockholders
Net income attributable to common stockholders (numerator for basic income per share)	$ 6,672,151	$ 6,358,690
Weighted average common shares (denominator for basic income per share)	29,341,695	29,308,442
Effect of diluted securities:
Convertible preferred stock
Warrants
Weighted average common shares (denominator for diluted income per share)	29,341,695	29,308,442
Basic net income per share	$ 0.23	$ 0.22
Diluted net income per share	$ 0.23	$ 0.22