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Consolidated Statements Of Cash Flows (Parenthetical)	12 Months Ended
Consolidated Statements Of Cash Flows (Parenthetical)	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Consolidated Statements Of Cash Flows [Abstract]
Issuance of shares of capital stock related to acquisition of business	105,750	0	0

The number of shares issued as [noncash or part noncash] consideration for a business or asset acquired. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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