Earnings per Share Level 4 (Details) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Weighted Average Number of Shares Outstanding, Basic	47,232	46,606	47,436	45,930
Incremental Common Shares Attributable to Stock Options	11	12	12	20
Incremental Common Shares Attributable to Contingently Issuable Shares	136	80	128	69
Weighted Average Number of Shares, Restricted Stock	149	249	178	266
Incremental Common Shares Attributable to Conversion of Debt Securities	0	1,083	0	1,144
Incremental Common Shares Attributable to Call Options and Warrants	0	0	0	1,205
Weighted Average Number of Shares Outstanding, Diluted	47,528	48,030	47,754	48,634