Significant Accounting Policies (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Premiums and other considerations	$ 7,331	$ 13,084
Insurance policy benefits and change in future policy benefits	10,095	14,760
Interest sensitive and index product benefits	317,192	223,170
Restatement Adjustment [Member]
Premiums and other considerations		10,400
Insurance policy benefits and change in future policy benefits		13,000
Interest sensitive and index product benefits		$ (2,600)