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Compensatory Equity Incentive Plan and Other Equity Incentives (Details)
Sep. 30, 2012
Award Shares Authorized 1,915,625
Award Shares Outstanding 1,132,814
Available for Issuance 252,181
Amended and Restated Omnibus Incentive Plan
 
Award Shares Authorized 1,715,625
Award Shares Outstanding 1,132,814
Available for Issuance 137,418
Employee Stock Purchase Plan
 
Award Shares Authorized 200,000
Award Shares Outstanding   
Available for Issuance 114,763