- Definition

This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments.

+ References+ Details

Available For Sale Securities (Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended		3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Mar. 31, 2013 Inmet Mining Corporation [Member]	Mar. 31, 2013 First Quantum Minerals Ltd [Member]
Schedule of Investments [Line Items]
Shares of common stock received						18,202,313
Fair value of shares received						$ 340,400,000
Net realized securities gains	11,661,000	9,500,000	17,055,000	239,391,000	227,600,000
Aggregate net proceeds					$ 391,200,000