CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Interest income:
Loans secured by real estate	$ 169,208		$ 171,594		$ 189,149
Other loans	105		101		104
Mortgage-backed securities	914		1,413		3,025
Investment securities	560		503		1,263
Federal funds sold and other short-term investments	2,165		1,845		2,413
Total interest income	172,952		175,456		195,954
Interest expense:
Deposits and escrow	19,591		19,927		21,779
Borrowed funds	28,825		27,042		64,333
Total interest expense	48,416		46,969		86,112
Net interest income	124,536		128,487		109,842
Provision (credit) for loan losses	(1,872)		369		3,921
Net interest income after provision for loan losses	126,408		128,118		105,921
Non-interest income:
Total other than temporary impairment (OTTI) losses	0		0		(187)
Less: Non-credit portion of OTTI recorded in other comprehensive income (before taxes)	0		0		6
Net OTTI recognized in earnings	0		0		(181)
Service charges and other fees	3,191		3,459		3,445
Mortgage banking income	1,225		473		1,768
Net gain on securities (1)	952	[1]	375	[1]	1,135	[1]
Net (loss) gain on the disposal of other assets	649		(21)		13,726
Income from Bank Owned Life Insurance (BOLI)	1,743		1,672		1,689
Other	1,278		1,505		2,267
Total non-interest income	9,038		7,463		23,849
Non-interest expense:
Salaries and employee benefits	32,462		34,336		33,805
Stock benefit plan compensation expense	3,817		3,957		3,842
Occupancy and equipment	10,177		10,451		10,052
Data processing costs	3,595		3,565		3,026
Advertising and marketing	1,922		1,109		1,554
Federal deposit insurance premiums	2,151		1,951		2,057
Provision for losses on OREO	0		180		0
Other	6,952		7,143		8,236
Total non-interest expense	61,076		62,692		62,572
Income before income taxes	74,370		72,889		67,198
Income tax expense	30,124		29,341		26,890
Net income	44,246		43,548		40,308
Earnings per Share:
Basic (in dollars per share)	$ 1.23		$ 1.24		$ 1.18
Diluted (in dollars per share)	$ 1.23		$ 1.23		$ 1.17
STATEMENTS OF COMPREHENSIVE INCOME
Net income	44,246		43,548		40,308
Amortization and reversal of net unrealized loss on securities transferred from available-for-sale to held-to-maturity, net of tax of $(29), $(122) and $(91) during the years ended December 31, 2014, 2013 and 2012, respectively	36		149		111
Non-credit component of OTTI charge recognized during the period, net of tax benefits of $3 during the years ended December 31, 2012	0		0		(3)
Reduction in non-credit component of OTTI, net of taxes of $(16), $(16) and $(137) during the years ended December 31, 2014, 2013 and 2012, respectively	16		16		165
Reclassification adjustment for securities sold during the period, net of tax benefit of $450, $50 and $461 during the years ended December 31, 2014, 2013 and 2012, respectively	(547)		(60)		(561)
Net unrealized securities loss arising during the period, net of tax (expense) benefit of $29, $(162) and $1,102 during the years ended December 31, 2014, 2013 and 2012, respectively	(36)		201		(1,339)
Change in pension and other postretirement obligations, net of deferred tax (expense) benefit of $2,685, $(3,765) and $(1,395) during the years ended December 31, 2014, 2013 and 2012, respectively	(3,257)		4,575		1,696
Total other comprehensive income (loss), net of tax	(3,788)		4,881		69
Comprehensive Income	$ 40,458		$ 48,429		$ 40,377

[1] Amount includes periodic valuation gains or losses on trading securities.