CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Dec. 31, 2015	Dec. 31, 2014
Statement Of Financial Position [Abstract]
Members capital, shares issued		35,053,186
Members capital, shares outstanding		35,053,186
Common stock, par or stated value per share	$ 0.01
Common stock, shares authorized	450,000,000
Common stock, shares issued	43,565,495
Common stock, shares, outstanding	43,565,495