Restructuring (Tables)	3 Months Ended
Restructuring (Tables)	Sep. 30, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Activities, Description	During the quarter ended June 30, 2012, Management announced its implementation plans to enhance the operating efficiency and profitability of the Corporation. The efficiency initiative is a long-term plan to optimize service channels and lower the overall cost structure. It includes the elimination of assistant branch manager positions and closing of eight full service branches. As a result of the initiative, the Corporation estimated that it would reduce its workforce by approximately 340 positions. The elimination of the assistant branch manager positions represent the majority of those reductions. The majority of these positions were eliminated as of June 30, 2012. Management expects to complete its reduction in workforce by December 31, 2012.

Description of a specific restructuring plan and related activities including the facts and circumstances leading to the restructuring or decision to exit an activity, and the expected completion date. This concept and related items would be utilized for each plan if multiple exit plans have been implemented in the period.

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