XML 36 R31.htm IDEA: XBRL DOCUMENT

Note 1 - Summary of Significant Accounting Policies (Detail) (USD $)	3 Months Ended
	Mar. 31, 2013
Number of wholly owned subsidiaries	5
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options (in Dollars)	$ 1,870,000
Restricted Stock [Member]
Allocated Share-based Compensation Expense (in Dollars)	140,000
Allocated Share-based Compensation Expense, Net of Tax (in Dollars)	$ 87,000

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References+ Details