Condensed Combined Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2013	Dec. 31, 2012 Predecessor
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	19,163,705	19,163,705
Common stock, shares outstanding	19,163,705	19,163,705