Deposit Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Net results from structured products	$ 14,280	[1]	$ 17,991	[2]	$ 54,209	[3]
Deposit liabilities	1,116,233		1,168,376
Accretion expense on deposit liabilities	$ 39,700		$ 42,200		12,900
Interest expense | Structured Indemnity
Net results from structured products					$ 28,700

[1] The net results from P&C structured products include net investment income and interest expense of $54.0 million and $39.7 million, respectively.

[2] The net results from P&C structured products include net investment income and interest expense of $60.4 million and $42.2 million, respectively.

[3] The net results from P&C structured products include net investment income and interest expense of $68.0 million and $12.9 million, respectively.