CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Interest income:
Interest and fees on loans	$ 28,859	$ 34,456	$ 88,917	$ 108,285
Investment securities	12,858	15,235	39,423	43,394
Federal Reserve Bank and Federal Home Loan Bank stock	303	290	913	850
Short-term investments	346	137	831	596
Total interest income	42,366	50,118	130,084	153,125
Interest expense:
Interest-bearing demand	83	107	233	320
Savings and money market	675	811	1,942	2,811
Time deposits of $100 or more	529	935	1,758	3,196
Other time deposits	860	1,577	2,941	5,462
Other borrowings	1	16	(11)	57
Subordinated debentures	3,804	3,747	11,213	11,116
Total interest expense	5,952	7,193	18,076	22,962
Net interest income	36,414	42,925	112,008	130,163
Provision for loan losses	0	0	0	2,000
Net interest income after provision for loan losses	36,414	42,925	112,008	128,163
Noninterest income:
Service charges on deposit accounts and customer service fees	8,788	9,053	25,709	27,028
Gain on loans sold and held for sale	1,314	4,325	4,439	10,308
Net gain on investment securities	108	789	37	1,306
Increase (decrease) in fair value of servicing rights	283	(2,417)	907	(4,608)
Loan servicing fees	1,740	1,741	5,233	5,659
Other	3,296	3,156	13,542	9,833
Total noninterest income	15,529	16,647	49,867	49,526
Noninterest expense:
Salaries and employee benefits	19,777	18,906	58,973	56,474
Occupancy, net of rental income	5,602	5,929	17,371	16,352
Furniture and equipment	2,463	2,625	7,584	7,875
Postage, printing and supplies	533	611	1,872	1,956
Information technology fees	5,365	5,219	15,920	17,130
Legal, examination and professional fees	1,610	2,232	4,770	7,678
Advertising and business development	663	511	1,679	1,481
FDIC insurance	1,852	3,105	5,572	9,410
Write-downs and expenses on other real estate and repossessed assets	1,966	2,922	4,736	11,204
Other	5,474	6,779	15,018	18,638
Total noninterest expense	45,305	48,839	133,495	148,198
Income from continuing operations before (benefit) provision for income taxes	6,638	10,733	28,380	29,491
(Benefit) provision for income taxes	(65)	(138)	(45)	78
Net income from continuing operations, net of tax	6,703	10,871	28,425	29,413
Loss from discontinued operations, net of tax	(881)	(2,182)	(6,279)	(6,763)
Net income	5,822	8,689	22,146	22,650
Less: net (loss) income attributable to noncontrolling interest in subsidiary	(38)	216	113	(229)
Net income attributable to First Banks, Inc.	5,860	8,473	22,033	22,879
Preferred stock dividends declared and undeclared	5,013	4,753	14,841	14,070
Accretion of discount on preferred stock	919	893	2,725	2,660
Net (loss) income available to common stockholders	$ (72)	$ 2,827	$ 4,467	$ 6,149
Basic and diluted earnings per common share from continuing operations	$ 34.19	$ 211.70	$ 454.17	$ 545.72
Basic and diluted loss per common share from discontinued operations	$ (37.23)	$ (92.22)	$ (265.37)	$ (285.83)
Basic and diluted (loss) earnings per common share	$ (3.04)	$ 119.48	$ 188.80	$ 259.89
Weighted average shares of common stock outstanding	23,661	23,661	23,661	23,661