Related Party Transactions (Life Insurance In Force) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Mar. 31, 2015
Related Party Transactions [Abstract]
Direct gross life insurance face amount in force	$ 783,961,855	$ 724,268,816
Assumed gross life insurance face amount in force	43,367,167	44,296,568
Reinsurance ceded	(765,067,750)	(708,312,995)
Net life insurance face amount in force	$ 62,261,272	$ 60,252,389