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Book Overdrafts
 12 Months Ended
Dec. 31, 2011
Book Overdrafts  
Book Overdrafts

5. Book Overdrafts

        The Company typically does not maintain cash balances at its principal bank under a policy whereby the net amount of collected balances and cleared checks is, at the Company's option, applied to or drawn from our credit facility on a daily basis. Surgical Services will, at times, carry modest levels of cash.