OTHER MATTERS (Details) (CNYG Class A Common Stock [Member], USD $) In Thousands, except Share data	Jun. 30, 2011	Feb. 28, 2011	Jun. 30, 2010
CNYG Class A Common Stock [Member]
Common Stock Repurchases [Abstract]
CNYG Class A common stock authorized to be repurchased		$ 500,000	$ 500,000
Aggregate shares repurchased (in shares)	21,683,400
Aggregate cost of shares repurchased	694,787
Commissions	217
Remaining availability under stock repurchase authorization	$ 305,213