Note 8. Accumulated Other Comprehensive Income (loss): Schedule of Accumulated Other Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Accumulated other comprehensive income (loss)	$ (4,954)	$ 13,627	$ (10,472)	$ 15,013
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	6,158	(9,979)	12,786	(8,517)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	2,641	7,572	3,620	10,547
Other comprehensive income (loss), net of tax	3,517	(17,551)	9,166	(19,064)
Other comprehensive (income) loss, net of tax, attributable to noncontrolling interests	(82)	465	(213)	556
Accumulated other comprehensive income (loss)	(1,519)	(3,459)	(1,519)	(3,459)
Unrealized Gains/Losses Purchased from Noncontrolling Interests				36
Accumulated Net Unrealized Investment Gain (Loss)
Accumulated other comprehensive income (loss)	(4,842)	13,831	(10,350)	15,231
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	6,145	(9,992)	12,763	(8,544)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	2,641	7,572	3,620	10,547
Other comprehensive income (loss), net of tax	3,504	(17,564)	9,143	(19,091)
Other comprehensive (income) loss, net of tax, attributable to noncontrolling interests	(82)	465	(213)	556
Accumulated other comprehensive income (loss)	(1,420)	(3,268)	(1,420)	(3,268)
Unrealized Gains/Losses Purchased from Noncontrolling Interests				36
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges
Accumulated other comprehensive income (loss)	(112)	(204)	(122)	(218)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	13	13	23	27
Other comprehensive income (loss), net of tax	13	13	23	27
Accumulated other comprehensive income (loss)	$ (99)	$ (191)	$ (99)	$ (191)