XML 57 R7.htm IDEA: XBRL DOCUMENT v2.4.1.9
CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $)
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
CONSOLIDATED STATEMENTS OF EQUITY                      
Dividends declared and paid per common share (in dollars per share) $ 0.510us-gaap_CommonStockDividendsPerShareCashPaid $ 0.510us-gaap_CommonStockDividendsPerShareCashPaid $ 0.510us-gaap_CommonStockDividendsPerShareCashPaid $ 0.510us-gaap_CommonStockDividendsPerShareCashPaid $ 0.510us-gaap_CommonStockDividendsPerShareCashPaid $ 0.465us-gaap_CommonStockDividendsPerShareCashPaid $ 0.465us-gaap_CommonStockDividendsPerShareCashPaid $ 0.465us-gaap_CommonStockDividendsPerShareCashPaid $ 2.040us-gaap_CommonStockDividendsPerShareCashPaid $ 1.905us-gaap_CommonStockDividendsPerShareCashPaid $ 1.790us-gaap_CommonStockDividendsPerShareCashPaid