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Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

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FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 2) (Level 3, USD $) In Thousands, unless otherwise specified		12 Months Ended				9 Months Ended				9 Months Ended
	Dec. 31, 2012 Embedded conversion option	Dec. 31, 2012 Option Pricing Model Embedded conversion option Minimum	Dec. 31, 2012 Option Pricing Model Embedded conversion option Maximum	Dec. 31, 2012 Option Pricing Model Embedded conversion option Weighted Average	Sep. 30, 2013 Discounted cash flow Interest rate lock commitments	Sep. 30, 2013 Discounted cash flow Interest rate lock commitments Minimum	Sep. 30, 2013 Discounted cash flow Interest rate lock commitments Maximum	Sep. 30, 2013 Discounted cash flow Interest rate lock commitments Weighted Average	Sep. 30, 2013 Discounted cash flow Forward sale commitments	Sep. 30, 2013 Discounted cash flow Forward sale commitments Minimum	Sep. 30, 2013 Discounted cash flow Forward sale commitments Maximum	Sep. 30, 2013 Discounted cash flow Forward sale commitments Weighted Average
Fair Value Measurements
Derivative assets					$ 4,717
Derivative liabilities									(2,136)
Discount rate (as a percent)						10.00%	14.00%	12.00%		10.00%	14.00%	12.00%
Derivative liability	$ 1,825
Volatility rate (as a percent)		16.40%	17.40%	16.40%