Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2012

Comprehensive Income [Abstract]

Accumulated Balances for Each Classification of Other Comprehensive Income

(In thousands)	Unrealized (gains) losses on securities		Pension and postretirement benefit plans		Interest rate swaps		Unrealized gains (losses) on securities deemed other than temporarily impaired		Accumulated other comprehensive income (loss)
Balance January  1, 2010	$	5,763	$	(2,458)	$	(425)	$	(213)	$	2,667
Net current period change		266		172		(366)		292		364
Reclassification adjustments for (gains) losses reclassified into income		(1,354)		0		0		0		(1,354)
Balance December 31, 2010	$	4,675	$	(2,286)	$	(791)	$	79	$	1,677
Net current period change		2,583		(396)		(123)		7		2,071
Reclassification adjustments for (gains) losses reclassified into income		(646)		0		0		0		(646)
Balance December 31, 2011	$	6,612	$	(2,682)	$	(914)	$	86	$	3,102
Net current period change		(250)		(448)		226		(86)		(558)
Reclassification adjustments for (gains) losses reclassified into income		(329)		0		0		0		(329)
Balance December 31, 2012	$	6,033	$	(3,130)	$	(688)	$	0	$	2,215