| **CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (USD $)In Thousands, unless otherwise specified**                                                                          | 3 Months Ended | 9 Months Ended |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------|----------------|
||
| Net Income                                                                                                                                                                             | $ 10,403       | $ 11,236       | $ 33,083 | $ 34,812 |
| **Other comprehensive income net of tax:**                                                                                                                                             |           |           |   |   |
| Unrealized holding gain (loss) on securities available for sale arising during the period, net of income tax of $470, $1,018, $6,810, and $1,670                                       | (873)          | 1,891          | (12,646) | 3,102 |
| Unrealized gain (loss) on securities available for sale for which a portion of an other than temporary impairment has been recognized in income, net of tax of $103, $12, $48, and $43 | (192)          | (22)           | 89 | (80) |
| Unrealized gain (loss) on cash flow hedges arising during the period, net of income tax of $86, $131, $543, and $535                                                                   | (162)          | (244)          | 1,007 | (994) |
| Amortization of items previously recorded in accumulated other comprehensive income, net of income tax of $39, $113, $423, and $506                                                    | 73             | 210            | 786 | 940 |
| Reclassification adjustment for gains included in net income net of income tax expense of $72, $294, $35, and $747                                                                     | 135            | (549)          | 65 | (1,387) |
| Other Comprehensive Income, net of tax                                                                                                                                                 | (1,019)        | 1,286          | (10,699) | 1,581 |
| Comprehensive income                                                                                                                                                                   | $ 9,384        | $ 12,522       | $ 22,384 | $ 36,393 |

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| - Definition
Other Comprehensive Income (Loss), Reclassification Adjustment for Derivatives and Available-for-sale Securities Included in Net Income, Net of Tax
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No definition available.
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| - Definition
Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.
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|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
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| - Definition
Amount after tax of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) related to pension and other postretirement benefit plans.
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| - Definition
Amount after tax and reclassification adjustments of other comprehensive income (loss).
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|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).
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| - Definition
Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.
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Amount after tax of other than temporary impairment (OTTI) on investment in available-for-sale debt security, recognized in other comprehensive loss, attributable to parent entity.
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