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Financial Assets and Liabilities - Gross Obligations For Securities Lending Transactions (Details) $ in Thousands	Mar. 31, 2016 USD ($)
Fair value measurements measured on a recurring basis
Remaining contractual maturity for securities lending transactions	$ 690,672
Overnight and Continuous
Fair value measurements measured on a recurring basis
Remaining contractual maturity for securities lending transactions	690,672
Equity securities
Fair value measurements measured on a recurring basis
Remaining contractual maturity for securities lending transactions	690,672
Equity securities | Overnight and Continuous
Fair value measurements measured on a recurring basis
Remaining contractual maturity for securities lending transactions	$ 690,672

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- Definition

Remaining contractual maturity for securities lending transactions.

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No definition available.

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