CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	11 Months Ended	1 Months Ended	12 Months Ended
	Dec. 31, 2012 Successor Company [Member]	Jan. 31, 2012 Predecessor Company [Member]	Dec. 31, 2011 Predecessor Company [Member]	Dec. 31, 2011 Community Bank of Rowan [Member] Predecessor Company [Member]	Dec. 31, 2011 Crescent Financial Bancshares [Member] Predecessor Company [Member]
Cash flows from operating activities
Net income	$ 3,793	$ 529	$ 968
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation	1,259	103	375
Stock based compensation	850	4	103
Provision for loan losses	5,159	195	880
Accretion on purchased loans	(14,695)	(1,592)	(3,705)
Amortization of core deposit intangible	410	28	88
Amortization of premium on time deposits	(2,737)	(311)	(632)
Accretion of discount on long-term debt	136	12	17
Loss (gain) on mortgage loan commitments	(583)	(159)	44
Net gain on sales of loans held for sale	(5,547)	(20)	(391)
Originations of loans held for sale	(140,724)	(6,340)	(32,239)
Proceeds from sales of loans held for sale	131,388	9,018	33,317
Net increase in cash surrender value of bank-owned life insurance	(653)	(62)	(103)
Deferred income taxes	(255)	270	336
Deferred tax asset valuation allowance	(3,300)	0	(148)
Loss (gain) on sales of securities available for sale	(1,251)	0	38
Net amortization of premiums on securities available for sale	901	25	271
Net loss (gain) on disposal of foreclosed assets	51	17	(101)
Valuation adjustments on foreclosed assets	1,119	0	0
Loss on prepayment of FHLB advances	0	0	237
Gains from change in fair value of interest rate swaps	(226)	(2)	0
Change in assets and liabilities:
(Increase) decrease in accrued interest receivable	(1,483)	(34)	(304)
(Increase) decrease in other assets	(297)	3,143	1,102
Increase (decrease) in accrued interest payable	(261)	(106)	(267)
Increase (decrease) in accrued expenses and other liabilities	6,247	(2,606)	(2,324)
Net cash provided by (used in) operating activities	(20,699)	2,112	(2,438)
Cash flows from investing activities
Cash acquired in combination with Community Bank of Rowan				22,474	226,126
Purchases of securities available for sale	(83,529)	(2,658)	(127,329)
Proceeds from maturities and repayments of securities available for sale	33,993	2,158	3,855
Proceeds from sales of securities available for sale	86,601	0	59,955
Loan originations (principal collections), net	(30,741)	542	(15,071)
Purchases of premises and equipment	(2,187)	(269)	(411)
Proceeds from sales of foreclosed assets	4,827	2,940	3,976
Proceeds from sales of loans	10,862	9,635	655
Purchases of loans	(7,698)	0	0
Proceeds from sales of Federal Home Loan Bank stock	7,469	123	407
Net cash provided by investing activities	19,597	12,471	174,637
Cash flows from financing activities
Net increase (decrease) in deposits	20,057	(30,032)	17,079
Proceeds from exercise of stock options	32	0	0
Proceeds from issuance of short-term borrowings	3,000	0	(173)
Repayments of long-term debt	(5,000)	5,000	(152,365)
Proceeds from issuance of preferred stock	0	0	7,009
Issuance of common stock	14	0	0
Repurchase of common stock	(13)	0	0
Dividends paid on preferred stock	(2,548)	0	0
Net cash provided by (used in) financing activities	15,542	(25,032)	(128,450)
Net change in cash and cash equivalents	14,440	(10,449)	43,749
Cash and cash equivalents, beginning	36,023	46,472	2,723
Cash and cash equivalents, ending	50,463	36,023	46,472
Supplemental Cash Flow Information [Abstract]
Interest	9,032	1,038	1,681
Income taxes	0	0	0
Transfer of loans to foreclosed assets	3,690	35	2,245
Change in fair value of securities available for sale, net of tax	1,238	488	251
Change in fair value of cash flow hedge, net of tax	$ (267)	$ 0	$ 0