XML 22 R50.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value Measurements (Company's Portfolio of Other Investments Measured Using Net Asset Valuations) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]  
Fair Value $ 342,778
Unfunded Commitments 101,964
Private equity partnerships
 
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]  
Fair Value 325,711
Unfunded Commitments 90,269
Senior secured bank loan funds
 
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]  
Fair Value 13,656
Unfunded Commitments 11,695
Hedge funds
 
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]  
Fair Value 3,411
Unfunded Commitments $ 0