PARENTHETICAL DISCLOSURE OF CONDENSED CONSOLIDATED BALANCE SHEET (UNAUDITED) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2011 Predecessor [Member]	Jun. 30, 2012 Successor [Member]
Allowance for doubtful accounts	$ 2,325	$ 1,304
Common stock, par value (in dollars per share)	$ 1	$ 0.01
Common stock, shares authorized (in shares)	200,000	1
Common stock, shares issued (in shares)	126,142	1
Treasury stock (in shares)	1,298	0
Common stock, shares held in trust (in shares)	581	0