CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY PARENTHETICALS	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY [Abstract]
Shares received as payment of exercise price		35,948

Number of shares received as payment of exercise price.

No definition available.

Name:	cphi_SharesReceivedAsPaymentOfExercisePrice
Namespace Prefix:	cphi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration