XML 40 R45.htm IDEA: XBRL DOCUMENT v2.4.0.8
Income Taxes - Reconciliation of Income Tax Expense to Federal Statutory Rate (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Summary of reconciliation of income tax expense      
Income tax computed at statutory rate $ 12,471,258 $ 9,128,915 $ 8,048,057
City and state income taxes, net of federal benefit 794,220 344,187 604,423
Other 211,859 (321,379) (10,999)
Provision for income taxes $ 13,477,337 $ 9,151,723 $ 8,641,481