Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References+ Details

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

+ References+ Details

Commitments and Contingencies (Details Textual) (USD $)	3 Months Ended		6 Months Ended
Commitments and Contingencies (Details Textual) (USD $)	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012 Site	Jun. 30, 2011	Dec. 31, 2011	Aug. 21, 2007
Commitments and Contingencies (Textual) [Abstract]
Class B common stock of Visa Inc	15,992,893		15,992,893		15,978,958	15,814,662
Commitments and Contingencies (Additional Textual) [Abstract]
Reserves to satisfy Federal regulatory requirements	$ 28,782,000		$ 28,782,000		$ 20,143,000
Rent expense under operating leases	823,000	706,000	1,679,000	1,428,000
Conversion ratio			0.4881
Number of sites leased under non-cancelable operating leases			77
Common Class A [Member]
Commitments and Contingencies (Textual) [Abstract]
The value of the Class A shares	$ 123.63		$ 123.63
Value of unredeemed Class A equivalent shares	$ 616,000		$ 616,000
Common Class B [Member]
Commitments and Contingencies (Textual) [Abstract]
Class B common stock of Visa Inc	10,214		10,214