1.0.0.3 false Statement Of Financial Position Classified (Parenthetical) (USD $) false 1 $ false false Shares Standard http://www.xbrl.org/2003/instance shares 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDperShareItemType Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares 0 false 2 $ false false Shares Standard http://www.xbrl.org/2003/instance shares 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDperShareItemType Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares 0 5 Common stock, par value 3 us-gaap_CommonStockParOrStatedValuePerShare us-gaap true na instant decimal No definition available. false false false false false false false false true 1 true true 1.25 1.25 false false 2 true true 1.25 1.25 false false No definition available. No authoritative reference available. false 6 Common stock, shares authorized 3 us-gaap_CommonStockSharesAuthorized us-gaap true na instant shares No definition available. false false false false false false false false false 1 false true 260000000 260000000.00 false false 2 false true 260000000 260000000.00 false false No definition available. No authoritative reference available. false 7 Common stock, shares issued 3 us-gaap_CommonStockSharesIssued us-gaap true na instant shares No definition available. false false false false false false false false false 1 false true 169532084 169532084.00 false false 2 false true 169413887 169413887.00 false false No definition available. No authoritative reference available. false 8 Treasury stock at cost, shares 3 us-gaap_TreasuryStockShares us-gaap true na instant shares No definition available. false false false false false false false false false 1 false true 49493 49493.00 false false 2 false true 49493 49493.00 false false No definition available. No authoritative reference available. false false 2 4 false UnKnown NoRounding Hundreds false true