CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	COMMON STOCK	ADDITIONAL PAID-IN CAPITAL	RETAINED EARNINGS	ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)	TREASURY STOCK
Balance at Dec. 31, 2011	$ 80,460	$ 33,480	$ 18,115	$ 36,394	$ (1,219)	$ (6,310)
Balance (in shares) at Dec. 31, 2011		4,017,677
Comprehensive (loss) income:
Net income	7,087			7,087
Other comprehensive (loss) income	4,144				4,144
Dividends declared, ($1.19, $0.94 per share for the period ended June 30, 2013 and 2012, respectively)	(3,607)			(3,607)
Common shares issued for employee stock purchase plan	27	6	21
Common shares issued for employee stock purchase plan (in shares)		709
Balance at Jun. 30, 2012	88,111	33,486	18,136	39,874	2,925	(6,310)
Balance (in shares) at Jun. 30, 2012		4,018,386
Balance at Dec. 31, 2012	93,726	33,492	18,157	43,030	5,357	(6,310)
Balance (in shares) at Dec. 31, 2012		4,019,112
Comprehensive (loss) income:
Net income	7,343			7,343
Other comprehensive (loss) income	(9,878)				(9,878)
Dividends declared, ($1.19, $0.94 per share for the period ended June 30, 2013 and 2012, respectively)	(5,030)			(5,030)
Common shares issued for employee stock purchase plan	31	7	24
Common shares issued for employee stock purchase plan (in shares)		792
Common shares issued for acquisition of Luzerne National Bank Corporation	39,736	8,158	31,578
Common shares issued for acquisition of Luzerne National Bank Corporation (in shares)		978,977
Balance at Jun. 30, 2013	$ 125,928	$ 41,657	$ 49,759	$ 45,343	$ (4,521)	$ (6,310)
Balance (in shares) at Jun. 30, 2013		4,998,881