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Loan and Lease Losses Text Figures (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Mar. 31, 2011 | Mar. 31, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Related Party Transaction, Expenses from Transactions with Related Party | $ 37,400,000 | $ 44,400,000 | $ 47,600,000 |
Financing Receivable, Modifications, Recorded Investment | 500,000 | 3,400,000 |  |
Loan with Forebearance Agreeements | 1,900,000 | 12,900,000 |  |
Number of TDR loans on accrual status | 9 |  |  |
Loans Pledged as Collateral | 113,600,000 |  |  |
Financing Receivable, Individually Evaluated for Impairment | 31,022,000 | 36,032,000 |  | 69,600,000
Number of securities with unrealized loss | 13 | 14 |  |
Financing Receivable, Recorded Investment, Current | 331,218,000 | 332,397,000 |  |
Loans and Leases Receivable, Impaired, Nonperforming, Nonaccrual of Interest | 30,626,000 | 54,588,000 |  |
Loans moved to Held for Sale | 11 |  |  |
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down | 21,700,000 | 21,042,000 |  |
Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Additions to Held-for-sale | 10,500,000 |  |  |
Proceeds from Sale and Collection of Loans Held-for-sale | 25,600,000 |  |  |
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due | 9,072,000 | 31,464,000 |  |
TDR Loans on Accrual Status | 5,000,000 |  |  |
Other non-performing asset | 15,500,000 |  |  |
Other OREO of 9 foreclosed properties | 2,400,000 |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 2,311,000 | 949,000 | 4,200,000 |
Financing Receivable, Recorded Investment, Nonaccrual Status | 14,300,000 |  |  |
Impaired and non performing TDR loans | 16,685,000 |  |  |
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans | $ 3,200,000 | $ 8,400,000 | $ 7,500,000 |

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- Definition Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 114 -Paragraph 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Section 563c.102 -Paragraph 8 -Subparagraph j(ii) -Chapter V -Subsection I -LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 15 -Paragraph 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5086-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6467456&loc=d3e113888-111728 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 15 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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