LOANS AND ALLOWANCE FOR LOAN LOSSES - Activity in Allowance for Loan Losses (Details) (USD $) In Thousands, unless otherwise specified	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	11 Months Ended	12 Months Ended	1 Months Ended
	Dec. 31, 2012 Successor Company Loans Originated By Company	Dec. 31, 2013 Successor Company Loans Originated By Company	Dec. 31, 2012 Successor Company Loans Originated By Company Commercial Real Estate	Dec. 31, 2013 Successor Company Loans Originated By Company Commercial Real Estate	Dec. 31, 2012 Successor Company Loans Originated By Company Commercial and Industrial	Dec. 31, 2013 Successor Company Loans Originated By Company Commercial and Industrial	Dec. 31, 2012 Successor Company Loans Originated By Company Commercial Construction	Dec. 31, 2013 Successor Company Loans Originated By Company Commercial Construction	Dec. 31, 2012 Successor Company Loans Originated By Company Residential Real Estate	Dec. 31, 2013 Successor Company Loans Originated By Company Residential Real Estate	Dec. 31, 2012 Successor Company Loans Originated By Company Consumer Construction	Dec. 31, 2013 Successor Company Loans Originated By Company Consumer Construction	Dec. 31, 2012 Successor Company Loans Originated By Company Home Equity	Dec. 31, 2013 Successor Company Loans Originated By Company Home Equity	Dec. 31, 2012 Successor Company Loans Originated By Company Other Consumer	Dec. 31, 2013 Successor Company Loans Originated By Company Other Consumer	Jan. 31, 2012 Predecessor Company Acquired Loans	Jan. 31, 2012 Predecessor Company Acquired Loans Commercial Real Estate	Jan. 31, 2012 Predecessor Company Acquired Loans Commercial and Industrial	Jan. 31, 2012 Predecessor Company Acquired Loans Commercial Construction	Jan. 31, 2012 Predecessor Company Acquired Loans Residential Real Estate	Jan. 31, 2012 Predecessor Company Acquired Loans Other Consumer
Allowance for loan losses
Beginning balance	$ 1,276	$ 3,998	$ 505	$ 1,524	$ 218	$ 798	$ 305	$ 597	$ 154	$ 940	$ 28	$ 18	$ 51	$ 85	$ 15	$ 36	$ 2,131	$ 663	$ 324	$ 534	$ 601	$ 9
Charge-offs	(2,747)	(2,721)	0	(20)	(249)	(483)	(399)	(723)	(341)	(672)	(15)	0	(1,596)	(558)	(147)	(265)	(1)	0	0	(1)	0	0
Recoveries	310	297	0	26	17	23	125	47	153	146	0	0	6	39	9	16	2	0	2	0	0	0
Provision	5,159	5,469	1,019	889	812	467	566	1,479	974	1,259	5	169	1,624	910	159	296	195	48	21	98	26	2
Ending balance	3,998	7,043	1,524	2,419	798	805	597	1,400	940	1,673	18	187	85	476	36	83	2,327	711	347	631	627	11
Ending balance:
Individually Evaluated for Impairment	46	652	14	57	0	323	8	0	9	0	0	0	14	270	1	2
Collectively Evaluated for Impairment	2,674	4,030	1,067	1,322	798	482	322	1,139	379	688	18	187	71	153	19	59
Purchased credit-impaired	1,278	2,361	443	1,040	0	0	267	261	552	985	0	0	0	53	16	22
Loans:
Total loans	763,513	1,390,154	392,955	670,084	98,701	230,614	72,566	173,870	125,277	190,344	6,203	22,520	63,486	94,390	4,325	8,332
Ending balance:
Individually Evaluated for Impairment	5,130	8,916	1,697	4,590	0	343	415	2,609	1,452	695	0	242	1,342	424	224	13
Collectively Evaluated for Impairment	555,276	1,204,370	266,001	562,081	85,356	219,251	31,741	137,911	100,794	164,106	5,392	20,447	62,101	92,592	3,891	7,982
Purchased credit-impaired	$ 203,107	$ 176,868	$ 125,257	$ 103,413	$ 13,345	$ 11,020	$ 40,410	$ 33,350	$ 23,031	$ 25,543	$ 811	$ 1,831	$ 43	$ 1,374	$ 210	$ 337