Regulatory Matters (Schedule Of Capitalized Ratios) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Dec. 31, 2012
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier 1 risk based, Actual, Amount	$ 107,874		$ 105,597
Tier 1 risk based, Minimum for Capital Adequacy, Amount	31,926		31,074
Tier 1 risk based, Well Capitalized Minimum, Amount		[1]		[1]
Tier 1 risk based, Actual, Ratio	13.52%		13.59%
Tier 1 risk based, Minimum for Capital Adequacy, Ratio	4.00%		4.00%
Tier 1 risk based, Well Capitalized Minimum, Ratio		[1]		[1]
Total risk based, Actual, Amount	117,360		114,899
Total risk based, Minimum for Capital Adequacy, Amount	63,852		62,147
Total risk based, Well Capitalized Minimum, Amount		[1]		[1]
Total risk based, Actual, Ratio	14.70%		14.79%
Total risk based, Minimum for Capital Adequacy, Ratio	8.00%		8.00%
Total risk based, Well Capitalized Minimum, Ratio		[1]		[1]
Leverage, Actual, Amount	107,874		105,597
Leverage, Minimum for Capital Adequacy, Amount	41,939		42,143
Leverage, Well Capitalized Minimum, Amount		[1]		[1]
Leverage, Actual, Ratio	10.29%		10.02%
Leverage, Minimum for Capital Adequacy, Ratio	4.00%		4.00%
Leverage, Well Capitalized Minimum, Ratio		[1]		[1]
PeoplesBank, A Codorus Valley Company [Member]
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier 1 risk based, Actual, Amount	104,430		102,120
Tier 1 risk based, Minimum for Capital Adequacy, Amount	31,811		30,951
Tier 1 risk based, Well Capitalized Minimum, Amount	47,716	[1]	46,427	[1]
Tier 1 risk based, Actual, Ratio	13.13%		13.20%
Tier 1 risk based, Minimum for Capital Adequacy, Ratio	4.00%		4.00%
Tier 1 risk based, Well Capitalized Minimum, Ratio	6.00%	[1]	6.00%	[1]
Total risk based, Actual, Amount	113,916		111,422
Total risk based, Minimum for Capital Adequacy, Amount	63,621		61,902
Total risk based, Well Capitalized Minimum, Amount	79,527	[1]	77,378	[1]
Total risk based, Actual, Ratio	14.32%		14.40%
Total risk based, Minimum for Capital Adequacy, Ratio	8.00%		8.00%
Total risk based, Well Capitalized Minimum, Ratio	10.00%	[1]	10.00%	[1]
Leverage, Actual, Amount	104,430		102,120
Leverage, Minimum for Capital Adequacy, Amount	41,824		42,020
Leverage, Well Capitalized Minimum, Amount	$ 52,280	[1]	$ 52,526	[1]
Leverage, Actual, Ratio	9.99%		9.72%
Leverage, Minimum for Capital Adequacy, Ratio	4.00%		4.00%
Leverage, Well Capitalized Minimum, Ratio	5.00%	[1]	5.00%	[1]

[1] To be well capitalized under prompt corrective action provisions.