Note 8 MORTGAGE SERVICING (Detail) - (Table 6) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012
Residential Loans, Amount (in Dollars)	$ 203,665,716
Residential Loans, Count	1,219,956
California [Member]
Residential Loans, Amount (in Dollars)	45,851,476
Residential Loans, Count	160,501
Florida [Member]
Residential Loans, Amount (in Dollars)	22,731,227
Residential Loans, Count	136,224
New York [Member]
Residential Loans, Amount (in Dollars)	17,276,718
Residential Loans, Count	67,725
Texas [Member]
Residential Loans, Amount (in Dollars)	9,151,031
Residential Loans, Count	99,935
Illinois [Member]
Residential Loans, Amount (in Dollars)	8,174,504
Residential Loans, Count	53,203
Other States [Member]
Residential Loans, Amount (in Dollars)	$ 100,480,760
Residential Loans, Count	702,368

Indicates the number of mortgages under each classification.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Paragraph 3

-Article 12

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

-URI http://asc.fasb.org/extlink&oid=6882300&loc=d3e5864-122674

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29.3)

-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

-Article 5

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