Consolidated Statements of Comprehensive Income (Unaudited) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Net income	$ 1,634,000	$ 3,277,000
Unrealized holding gains arising during the period on AFS securities	1,336,000	1,564,000
Increase in fair value of AFS securities sold		1,889,000
Amortization of previously unrealized loss on AFS securities transferred to HTM	105,000	35,000
Unrealized holding gains (losses) arising during the period on interest rate swap	(356,000)
Less reclassification adjustment for (gain) loss on sales of securities realized in net income	(114,000)	(1,889,000)
Total other comprehensive income	971,000	1,599,000
Total comprehensive income	$ 2,605,000cbnj_ComprehensiveIncomeBeforeTax	$ 4,876,000cbnj_ComprehensiveIncomeBeforeTax

This item represents comprehensive income before tax.

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Credit related OTTI reclassification adjustment included in net income before tax.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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Amount before tax, after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount before tax, after reclassification adjustments of other comprehensive income (loss).

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Amount before tax and reclassification adjustments of unrealized holding gain (loss) related to transfers of securities into the available-for-sale classification and out of the held-to-maturity classification.

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.

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