Nature of Operations and Basis of Presentation (Narratives) (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) state	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($) segment state	Jun. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)
Segment Reporting Information [Line Items]
Number of business segments | segment			2
Payment for income taxes			$ 27,216,000	$ 9,115,000
Federal tax refund received			0	615,000
Interest payments			0	0
Increase (decrease) to other underwriting expenses			149,000
Increase in DAC asset			2,709,000
Increase (decrease) in DAC asset related to assumed realization of unrealized gains (losses)	$ (8,586,000)		(8,586,000)		$ (13,383,000)
Federal income tax expense	$ 4,515,000	$ 2,371,000	$ 12,667,000	$ 4,937,000
Federal statutory rate			35.00%	35.00%
Property and Casualty Insurance [Member]
Segment Reporting Information [Line Items]
Number of states in which we are licensed as insurer | state	43		43
Life Insurance [Member]
Segment Reporting Information [Line Items]
Number of states in which we are licensed as insurer | state	37		37