Note 12 - Fair Value (Detail) - Non-Recurring Fair Value Measurements (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012		Dec. 31, 2011
Fair Value, Inputs, Level 1 [Member]
OREO (1)		[1]		[1]
Loans held-for-sale (2)		[2]		[2]
Assets held-for-sale (3)		[3]		[3]
Fair Value, Inputs, Level 2 [Member]
OREO (1)		[1]		[1]
Loans held-for-sale (2)		[2]		[2]
Assets held-for-sale (3)		[3]		[3]
Fair Value, Inputs, Level 3 [Member]
Collateral-dependent impaired loans	120,190		96,220
OREO (1)	52,266	[1]	57,430	[1]
Loans held-for-sale (2)	1,500	[2]	4,200	[2]
Assets held-for-sale (3)	$ 7,933	[3]	$ 7,933	[3]

[1] Included in covered OREO.

[2] Included in other assets in the Consolidated Statements of Financial Condition.

[3] Included in premises, furniture, and equipment in the Consolidated Statements of Financial Condition.