Long-Term Debt (Summary Of Long-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Total long-term debt	$ 40,650	$ 30,815
PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	30,098	20,245
Capital lease obligation	242	260
Due May 2013, 3.46%, amortizing [Member] | PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	98	245
Interest rate	3.46%
FHLBP, due date	2013-05
Due July 2015, 1.90% [Member] | PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	5,000	5,000
Interest rate	1.90%
FHLBP, due date	2015-07
Due July 2016, 2.35% [Member] | PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	5,000	5,000
Interest rate	2.35%
FHLBP, due date	2016-07
Due March 2018, 1.17% [Member] | PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	10,000	0
Interest rate	1.17%
FHLBP, due date	2018-03
Due June 2018, 1.87% [Member] | PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	5,000	5,000
Interest rate	1.87%
FHLBP, due date	2018-06
Due June 2019, 2.10% [Member] | PeoplesBank, A Codorus Valley Company [Member]
Debt Instrument [Line Items]
Total FHLBP	5,000	5,000
Interest rate	2.10%
FHLBP, due date	2019-06
Due 2034, 2.30%, floating rate based on 3 month LIBOR plus 2.02%, callable quarterly [Member]
Debt Instrument [Line Items]
Total long-term debt	3,093	3,093
Interest rate	2.30%
3 month LIBOR plus, rate	2.02%
Long-term debt, due date	Dec. 15, 2034
Due 2036, 1.84% floating rate based on 3 month LIBOR plus 1.54%, callable quarterly [Member]
Debt Instrument [Line Items]
Total long-term debt	$ 7,217	$ 7,217
Interest rate	1.84%
3 month LIBOR plus, rate	1.54%
Long-term debt, due date	Jul. 07, 2036