(8) Share-Based Payment Arrangements (Details Narrative 1)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Restricted Stock
Restricted stock issued	2,876,068	2,821,054	2,658,872
Restricted stock vested	2,231,837	1,854,007	1,446,082
Restricted stock cancelled	473,041	446,990	417,485
Restricted Stock Unit
Restricted stock issued	90,412	90,412	90,412
Restricted stock vested	79,065	73,580	43,975
Restricted stock cancelled	11,347	11,000	2,500