Business Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended			12 Months Ended			21 Months Ended		36 Months Ended
	Mar. 31, 2013		Mar. 31, 2012		Sep. 30, 2012 Segments	Dec. 31, 2010		Dec. 31, 2012		Dec. 31, 2011	Mar. 31, 2013		Jun. 30, 2012
Segment Reporting Information
Number of Reportable Segments					2
Segment Reporting Information, Profit (Loss)
Interest income	$ 18,275		$ 20,989
Interest expense	3,223		5,099
Net interest income	15,052		15,890
PROVISION FOR LOAN LOSSES	237		2,350
Net interest income (loss) after provision for loan losses	14,815		13,540
Other income	5,657		3,509
Other expense	13,215		13,578
Income (loss) before income taxes	7,257	[1]	3,471			(3,072)	[2]	(32,635)		(7,701)	22,000		(36,151)
Income taxes	2,608		0
Net income (loss)	4,649		3,471
Segment Reporting Information, Balance Sheet Data
Total assets	1,846,592							1,923,438	[3]		1,846,592
Net loans	1,279,772							1,284,355	[3]		1,279,772
Loans held for sale	18,461							27,679	[3]		18,461
Bank Activities
Segment Reporting Information, Profit (Loss)
Interest income	17,379		20,811
Interest expense	3,031		4,868
Net interest income	14,348		15,943
PROVISION FOR LOAN LOSSES	237		2,346
Net interest income (loss) after provision for loan losses	14,111		13,597
Other income	2,384		2,348
Other expense	11,805		12,494
Income (loss) before income taxes	4,690		3,451
Income taxes	2,608		0
Net income (loss)	2,082		3,451
Segment Reporting Information, Balance Sheet Data
Total assets	1,756,832							1,815,174			1,756,832
Net loans	1,214,970							1,211,589			1,214,970
Loans held for sale	0							0			0
Mortgage Activities
Segment Reporting Information, Profit (Loss)
Interest income	896		178
Interest expense	0		15
Net interest income	896		163
PROVISION FOR LOAN LOSSES	0		4
Net interest income (loss) after provision for loan losses	896		159
Other income	3,288		1,139
Other expense	1,403		1,080
Income (loss) before income taxes	2,781		218
Income taxes	0		0
Net income (loss)	2,781		218
Segment Reporting Information, Balance Sheet Data
Total assets	87,636							107,232			87,636
Net loans	64,802							72,766			64,802
Loans held for sale	18,461							27,679			18,461
Other
Segment Reporting Information, Profit (Loss)
Interest income	0	[4]	0	[5]
Interest expense	192	[4]	216	[5]
Net interest income	(192)	[4]	(216)	[5]
PROVISION FOR LOAN LOSSES	0	[4]	0	[5]
Net interest income (loss) after provision for loan losses	(192)	[4]	(216)	[5]
Other income	(15)	[4]	22	[5]
Other expense	7	[4]	4	[5]
Income (loss) before income taxes	(214)	[4]	(198)	[5]
Income taxes	0	[4]	0	[5]
Net income (loss)	(214)	[4]	(198)	[5]
Segment Reporting Information, Balance Sheet Data
Total assets	2,124	[4]						1,032	[5]		2,124	[4]
Net loans	0	[4]						0	[5]		0	[4]
Loans held for sale	0	[4]						0	[5]		0	[4]
Intersegment Elimination [Member]
Segment Reporting Information, Balance Sheet Data
Bank Due from Sidus			70
Bank investment in Sidus			3,000
Bank A/R from Sidus			3
Parent [Member] | Other
Segment Reporting Information, Balance Sheet Data
Total assets			$ 1,112

[1] First three months of 2013

[2] *2nd, 3rd and 4th quarter of 2010

[3] Derived from audited consolidated financial statements

[4] (1)Included in this column are Holding Company assets and Holding Company income and expenses.

[5] Note: The “Other” column includes asset eliminations representing the Bank's Due from Sidus account ($70 in 2012), the Bank's Investment in Sidus ($3,000 in 2012), and the Bank's A/R from Sidus ($3 in 2012). Also included in this column are Holding Company assets ($1,112 in 2012) and Holding Company income and expenses.