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Cash Overdrafts And Cash Equivalents
6 Months Ended
Jun. 30, 2012
Cash Overdrafts And Cash Equivalents [Abstract]  
Cash Overdrafts And Cash Equivalents

12.  Cash Overdrafts and Cash Equivalents

        Included in accounts payable at June 30, 2012 is cash overdrafts payable of $11.3 million (December 31, 2011 - $10.3 million).

 

        From time to time throughout the year, we invest excess cash in money market funds with major commercial banks. We closely monitor the creditworthiness of the institutions with which we invest our overnight funds.  We had $53.4 million in cash equivalents as of June 30, 2012.  There was $32.5 million in cash equivalents as of December 31, 2011.  The weighted average rate of return for our cash equivalents was 0.2% for June 30, 2012 and 0.1% for December 31, 2011.