Schedule of Restricted Cash and Cash Equivalents (Details) (USD $)
3 Months Ended
Mar. 31, 2013
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 1 $ 260,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 2 260,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 3 10,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 4 10,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 5 50,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 6 50,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 7 150,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 8 150,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 9 400,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 10 400,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 11 2,125,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 12 2,125,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 13 2,995,000
Restricted Cash Schedule Of Restricted Cash And Cash Equivalents 14 $ 2,995,000