Consolidated Condensed Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014		Sep. 30, 2013
Components Of Other Comprehensive Income/(Loss) [Abstract]
Net income/(loss)	$ 49,749	$ (103,026)	$ 180,159		$ (12,821)
Unrealized fair value adjustments:
Securities available-for-sale	(11,288)	1,714	15,549		(44,097)
Recognized pension and other employee benefit plans net periodic benefit costs	564	10,560	1,625		14,049
Other comprehensive income/(loss)	(10,724)	12,274	17,174	[1]	(30,048)	[1]
Comprehensive income/(loss)	39,025	(90,752)	197,333		(42,869)
Comprehensive income attributable to noncontrolling interest	2,875	2,875	8,547		8,531
Comprehensive income/(loss) attributable to controlling interest	$ 36,150	$ (93,627)	$ 188,786		$ (51,400)

[1] Due to the nature of the preferred stock issued by FHN and its subsidiaries, all components of Other comprehensive income/(loss) have been attributed solely to FHN as the controlling interest holder.