FAIR VALUE MEASUREMENT (Details 3) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012 Fair Value, Inputs, Level 1 [Member]	Sep. 30, 2012 Fair Value, Inputs, Level 2 [Member]	Sep. 30, 2012 Fair Value, Inputs, Level 3 [Member]	Dec. 31, 2011 Predecessor [Member]		Sep. 30, 2011 Predecessor [Member]	Dec. 31, 2010 Predecessor [Member]	Sep. 30, 2012 Successor [Member]	Dec. 31, 2011 Successor [Member]	Sep. 30, 2012 Successor [Member] Fair Value, Inputs, Level 1 [Member]	Sep. 30, 2012 Successor [Member] Fair Value, Inputs, Level 2 [Member]	Sep. 30, 2012 Successor [Member] Fair Value, Inputs, Level 3 [Member]
Financial assets:
Cash and cash equivalents at carrying value				$ 25,362		$ 31,517	$ 49,106	$ 14,886	$ 25,362
Investment securities at carrying value				143,504	[1]			132,953
Federal Home Loan Bank stock at carrying value				8,669	[1]			1,255
Mortgage loans held for sale at carrying value				3,841	[1]			7,023
Loans held for investment, net at carrying value				551,165				538,682
Accrued interest receivable at carrying value				2,802				4,156
Cash and cash equivalents	14,886	0	0	25,362				14,886
Investment securities	70	132,883	0	143,504				132,953
Federal Home Loan Bank stock				8,669				1,255		0	1,255	0
Mortgage loans held for sale			0	3,841				7,023		0	7,023
Loans, net	0	0	540,857	551,165				540,857
Interest rate cap								207
Interest Rate Cap Fair Value	0	207	0					207
Accrued interest receivable	0	5,290	0	2,802				4,156
Financial liabilities:
Deposits at carrying value				674,418				633,899
Long-term debt at carrying value				12,216	[1]			12,326
Interest rate swaps at carrying value				330				152
Accrued interest payable at carrying value				780				430
Deposits	0	636,772	0	674,418				636,772
Long-term debt	0	0		12,216				12,462				12,462
Interest rate swaps	0	152	0	330				152
Accrued interest payable	$ 0	$ 430	$ 0	$ 780				$ 430

[1] Derived from audited consolidated financial statements.