Accounts Receivable	6 Months Ended
Accounts Receivable	Jun. 30, 2013
Receivables [Abstract]
Accounts Receivable	Accounts Receivable Accounts receivable are carried at their estimated collectible amounts. Accounts receivable included trade receivables of $54.2 million and other receivables of $7.7 million as of June 30, 2013. Accounts receivable as of December 31, 2012 included trade receivables of $34.6 million and other receivables of $18.3 million. Other receivables primarily consisted of $4.4 million of Canadian Goods and Services Tax refundable to TCM as of June 30, 2013 and $12.9 million of Canadian Harmonized Sales Tax refundable to TCM as of December 31, 2012.

The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.

+ References+ Details