Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Fair Value Measurements (Details)

v2.4.0.6
Summary of Significant Accounting Policies - Fair Value Measurements (Details) (USD $)
Dec. 31, 2012
Accounting Policies [Abstract]  
Carrying value of fixed-rate long-term debt in excess of fair value $ 3,722,087