CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)	Mar. 31, 2014	Dec. 31, 2013
CONDENSED CONSOLIDATED BALANCE SHEETS
Common shares, shares authorized	1,400,000,000	1,400,000,000
Common shares, shares issued	349,400,000	349,500,000
Common shares, shares outstanding	349,400,000	349,500,000
Preferred shares, shares authorized	1,000,000	1,000,000
Preferred shares, shares issued	0	0
Preferred shares, shares outstanding	0	0