Consolidated Statement of Shareholders' Equity (Paranthetical)	Common Stock [Member] shares
Common Stock, Shares, Outstanding	48,061,921
Stock issued under employee incentive plans (shares)	14,722
Common Stock, Shares, Outstanding	48,076,643
Common Stock, Shares, Outstanding	49,580,389
Stock Issued During Period, Shares, New Issues	84,547
Stock issued under employee incentive plans (shares)	10,832
Common Stock, Shares, Outstanding	49,675,768