Note 15 - Share-Based and Other Compensation Plans (RSUs - Cash Settled) (Details) (USD $)		12 Months Ended																	3 Months Ended	12 Months Ended
	Dec. 31, 2013 Equity Compensation Plan, 1995 and 2008 [Member] Performance Based RSUs [Member] Cash Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] Performance Based RSUs [Member] Cash Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] Performance Based RSUs [Member] Equity Settled [Member]	Dec. 31, 2012 Equity Compensation Plan, 2008 [Member] Performance Based RSUs [Member] Equity Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Cash Settled [Member]	Dec. 31, 2012 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Cash Settled [Member]	Dec. 31, 2010 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Cash Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member]	Dec. 31, 2012 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member]	Dec. 31, 2011 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member] Key Employee [Member]	Dec. 31, 2012 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member] Key Employee [Member]	Dec. 31, 2011 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member] Key Employee [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member] Non-Employee Directors [Member]	Dec. 31, 2012 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member] Non-Employee Directors [Member]	Dec. 31, 2011 Equity Compensation Plan, 2008 [Member] Timed-Vested RSUs [Member] Equity Settled [Member] Non-Employee Directors [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2012 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member]	Dec. 31, 2012 Equity Compensation Plan, 2008 [Member] 2012 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member]	Dec. 31, 2011 Equity Compensation Plan, 2008 [Member] 2011 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2011 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2010 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member] factor	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2010 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member] Total Shareholder Return, Industry Peer Group [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2010 Award Year [Member] Performance Based RSUs [Member] Cash Settled [Member] Total Shareholder Return Standard and Poors 400 Index [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2010 Award Year [Member] Performance Based RSUs [Member] Maximum [Member] Cash Settled [Member] Total Shareholder Return, Industry Peer Group [Member]	Dec. 31, 2013 Equity Compensation Plan, 2008 [Member] 2010 Award Year [Member] Performance Based RSUs [Member] Minimum [Member] Cash Settled [Member] Total Shareholder Return, Industry Peer Group [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants by Compensation Committee		0	435,970	0	7,670	151,154	108,921	102,618	558,216	323,866	13,260	7,812	77,027	89,358	550,404	246,839		2,211,640	3,004,730
Award Requisite Service Period		3 years
Vesting period (in years)					3 years												3 years			3 years
Maximum Payout Percentage of Target Award																	200.00%			200.00%		100.00%	150.00%
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested Shares Based on Performance When TSR is Negative																	0
Number of Factors Used in Calculating Vesting																					2
Percentage of Performance Target Factors Used in Determining Vesting of Performance Based Awards																					50.00%
Performance target weight as percentage of total performance target																					50.00%			150.00%	0.00%
Grant Price	$ 0.00