Equity-Based Compensation Plans (Details Narrative) (USD $)	9 Months Ended											9 Months Ended			9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 First Bancorp Plans	Sep. 30, 2013 First Bancorp 2007 Equity Plan	Sep. 30, 2013 Non-Employee Directors	Sep. 30, 2012 Non-Employee Directors	Sep. 30, 2013 Senior Executives	Sep. 30, 2012 Senior Executives	Sep. 30, 2013 February 2012 Award First Bancorp 2007 Equity Plan	Sep. 30, 2012 February 2012 Award First Bancorp 2007 Equity Plan	Feb. 23, 2012 February 2012 Award First Bancorp 2007 Equity Plan	Sep. 30, 2013 February 2011 Award First Bancorp 2007 Equity Plan	Sep. 30, 2012 February 2011 Award First Bancorp 2007 Equity Plan	Feb. 24, 2011 February 2011 Award First Bancorp 2007 Equity Plan	Sep. 30, 2012 Stock options CEO	Sep. 30, 2012 Restricted Stock CEO
Director equity grants granted, value				$ 16,000
Total compensation expense associated with senior executives grants											89,700			105,500
Stock based compensation expense	221,000	280,000			193,000		28,000		20,000	24,400		6,500	29,600
Subsequent quarter compensation expense associated with senior executives grants									1,000
Exercise price range - floor			$ 9.76
Exercise prices range - ceiling			$ 22.12
Shares remaining available for grant			761,538
Equity grants					13,164	25,452		9,559
Grants in period (options)															75,000	40,000
Equity grants in period (per director)					1,097	1,818
Fair value of equity grant, per share					$ 14.68	$ 8.86		$ 10.96							$ 3.65	$ 9.76
Stock based compensation, income tax benefit	$ 86,000	$ 109,000