CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest income:
Interest and fees on loans	$ 29,079	$ 30,173
Investment securities	12,632	13,248
Federal Reserve Bank and Federal Home Loan Bank stock	358	303
Short-term investments	120	262
Total interest income	42,189	43,986
Interest expense:
Interest-bearing demand	82	76
Savings and money market	744	635
Time deposits of $100 or more	486	656
Other time deposits	722	1,103
Securities sold under agreements to repurchase	4	3
Subordinated debentures	3,811	3,676
Total interest expense	5,849	6,149
Net interest income	36,340	37,837
Provision for loan losses	0	0
Net interest income after provision for loan losses	36,340	37,837
Noninterest income:
Service charges on deposit accounts and customer service fees	8,333	8,314
Gain on loans sold and held for sale	865	1,553
Net gain (loss) on investment securities	1,280	(416)
Net gain on sale of other real estate	442	366
(Decrease) increase in fair value of servicing rights	(232)	154
Loan servicing fees	1,711	1,717
Other	2,276	3,707
Total noninterest income	14,675	15,395
Noninterest expense:
Salaries and employee benefits	19,882	19,551
Occupancy, net of rental income	5,784	5,834
Furniture and equipment	2,360	2,583
Postage, printing and supplies	639	628
Information technology fees	5,610	5,285
Legal, examination and professional fees	1,291	1,663
Advertising and business development	622	432
FDIC insurance	1,264	1,882
Write-downs and expenses on other real estate	699	1,511
Other	4,597	4,678
Total noninterest expense	42,748	44,047
Income from continuing operations before provision for income taxes	8,267	9,185
Provision for income taxes	2,917	365
Net income from continuing operations, net of tax	5,350	8,820
Loss from discontinued operations, net of tax	0	(2,064)
Net income	5,350	6,756
Less: net (loss) income attributable to noncontrolling interest in subsidiary	55	(46)
Net income attributable to First Banks, Inc.	5,405	6,710
Preferred stock dividends declared	0	4,881
Accretion of discount on preferred stock	0	898
Net income available to common stockholders	$ 5,405	$ 931
Basic earnings per common share from continuing operations (in dollars per share)	$ 228.43	$ 126.59
Diluted earnings per common share from continuing operations (in dollars per share)	$ 192.46	$ 126.59
Basic earnings per common share (in dollars per share)	$ 228.43	$ 39.35
Diluted earnings per common share (in dollars per share)	$ 192.46	$ 39.35
Weighted average shares of common stock outstanding (in shares)	23,661	23,661