Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net of tax		$ 21,946	$ 21,227	$ 46,307	$ 41,071
Unrealized gain from securities:
Net unrealized holding loss from available for sale securities arising during the period		(11,341)	8,768	(1,965)	15,887
Reclassification adjustment of net gain from sale of available for sale securities included in income		(219)	(189)	(678)	(331)
Net unrealized gain from securities, net of reclassification adjustment		(11,560)	8,579	(2,643)	15,556
Pension plan liability adjustment:
Unrecognized net actuarial gain (loss) during the period				(280)	0
Less: amortization of unrecognized net actuarial loss included in net periodic pension cost		63	24	91	48
Pension plan liability adjustment, net		63	24	(189)	48
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	[1]	(11,497)	8,603	(2,832)	15,604
Total comprehensive income		$ 10,449	$ 29,830	$ 43,475	$ 56,675

[1] All amounts are net of tax. Amounts in parenthesis indicate debits.