Note 10 - Related Party (Detail) (USD $)	12 Months Ended
	Dec. 31, 2012
Payments Received From World Media For Both The Leasing of Employees and Transition Services [Member]
Related Party Transaction, Amounts of Transaction	$ 52,000,000
Servies and Support Provided By World Media [Member]
Costs and Expenses, Related Party	406,000
Credit Card Payments Passed Along to World Media [Member]
Related Party Transaction, Amounts of Transaction	4,000,000
Other Payments Passed Along to World Media [Member]
Related Party Transaction, Amounts of Transaction	617,000
World Media [Member]
Due to Related Parties	83,000
Due from Related Parties	$ 1,500,000
Percent of Class A Shares Owned By Berkshire Hathaway [Member]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	17.00%