Net Contributions (Withdrawals) by Contract Owners (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net Contributions Withdrawals By Contract Owners [Line Items]
Net Contributions (Withdrawals) By Contract Owners	$ (761,466)	$ (582,847)	$ (1,593,746)	$ (1,202,848)
VAL
Net Contributions Withdrawals By Contract Owners [Line Items]
Net Contributions (Withdrawals) By Contract Owners	(670,091)	(525,855)	(1,169,792)	(1,007,352)
VLI
Net Contributions Withdrawals By Contract Owners [Line Items]
Net Contributions (Withdrawals) By Contract Owners	(38,723)	(28,167)	(106,547)	(98,863)
SPVA
Net Contributions Withdrawals By Contract Owners [Line Items]
Net Contributions (Withdrawals) By Contract Owners	(14,309)	(222)	(14,557)	(447)
SPVL
Net Contributions Withdrawals By Contract Owners [Line Items]
Net Contributions (Withdrawals) By Contract Owners	$ (38,343)	$ (28,603)	$ (302,850)	$ (96,186)