Employee Benefit Plans	12 Months Ended
Dec. 31, 2012
Employee Benefit Plans [Abstract]
EMPLOYEE BENEFIT PLANS	NOTE 13 – EMPLOYEE BENEFIT PLANS The Partnership maintains a Profit Sharing and Deferred Compensation plan covering all eligible employees in the U.S. and a Group Registered Retirement Savings Plan covering all eligible employees in Canada. Contributions to the plans are at the discretion of the Partnership. Additionally, participants may contribute on a voluntary basis. Approximately $133,300, $115,600 and $94,100 were provided by the Partnership for its contributions to the plans for the years ended December 31, 2012, 2011 and 2010, respectively.

- Definition

The entire disclosure for postemployment benefits, which may include supplemental unemployment benefits, obligations recognized for all types of benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement. Disclosure may also include discussion that an obligation for postemployment benefits is not accrued in accordance with regulation only because the amount cannot be reasonably estimated.

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