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Stock-Based Compensation Management Equity Plans (Details 10) - Jun. 30, 2015 - USD ($)
$ in Thousands
Total
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued $ 16,100
Management Equity Plan [Member]  
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Profits interests equity plan participation percentage 15.00%
Management Equity Plan [Member] | Permal [Member]  
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Aggregate Cost of Awards $ 9,000
Management Equity Plan [Member] | ClearBridge Investments [Member]  
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Aggregate Cost of Awards $ 16,000