Summary Of Significant Accounting Policies (Schedule Of Accounts Receivable From Most Significant Customers) (Details) (The Home Depot [Member])	Dec. 31, 2011	Dec. 31, 2010
The Home Depot [Member]
Percentage Of Accounts Receivable From Significant Customers [Line Items]
Percentage of accounts receivable from significant customers	16.50%	20.80%

Percentage of account receivable from significant customers.

No definition available.

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Balance Type:	na
Period Type:	instant