Quarterly Financial Information (unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

Unaudited Quarterly Results of Operations

	2016
Quarter ended	March 31,			June 30,			September 30,		December 31,
	(Dollars in thousands, except per share data)
Premiums and product charges	$	78,249		$	78,632		$	73,533	$	78,428
Net investment income	98,385			100,722			103,514		101,549
Realized gains (losses) on investments	(607		)	(2,294		)	621		517
Total revenues	179,666			181,285			181,284		184,179
Net income attributable to FBL Financial Group, Inc.	25,946			24,380			30,017		26,880
Earnings per common share	$	1.04		$	0.97		$	1.20	$	1.07
Earnings per common share - assuming dilution	$	1.04		$	0.97		$	1.20	$	1.07

	2015
Quarter ended	March 31,			June 30,		September 30,			December 31,
	(Dollars in thousands, except per share data)
Premiums and product charges	$	75,269		$	77,164	$	76,575		$	76,532
Net investment income	98,773			97,489		95,882			99,005
Realized gains (losses) on investments	(366		)	7,808		(506		)	3,553
Total revenues	177,946			186,745		175,494			182,624
Net income attributable to FBL Financial Group, Inc.	23,591			32,372		26,659			30,905
Earnings per common share	$	0.95		$	1.30	$	1.07		$	1.24
Earnings per common share - assuming dilution	$	0.94		$	1.29	$	1.06		$	1.23