CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - £ / shares	Jun. 30, 2015	Dec. 31, 2014
Common stock, par value	£ 0.01	£ 0.01
Common stock, shares authorized	5,000,000,000	5,000,000,000
Common stock, shares issued	55,636,283	55,636,283
Common stock, shares outstanding	55,636,283	55,636,283