Income Taxes	6 Months Ended
May 31, 2014
Text Block [Abstract]
Income Taxes	Income Taxes Certain state adjustments, including adjustments to uncertain state tax positions, are the principal causes of the decreased effective tax rate for the three and six months ended May 31, 2013. As a result of these items, the Company's effective income tax rate is approximately 38.4 percent and 38.7 percent for the three and six months ended May 31, 2013, respectively. Certain state tax adjustments were the principal reason for the decreased effective tax rate for the three months ended May 31, 2014. The tax treatment related to the other income recognized as a result of SMI's abandonment of their interest in SMISC, LLC on January 31, 2014, along with the related tax benefit of approximately $1.8 million, representing the benefit associated with various operating loss carryforwards of MA, combined with the aforementioned state income tax adjustments, are the principal causes of the decreased effective income tax rate for the three and six months ended May 31, 2014. As a result of these items, the Company's effective income tax rate is approximately 38.3 percent and 32.3 percent for the three and six months ended May 31, 2014, respectively.

Income Taxes

6 Months Ended

May 31, 2014

Certain state adjustments, including adjustments to uncertain state tax positions, are the principal causes of the decreased effective tax rate for the three and six months ended May 31, 2013. As a result of these items, the Company's effective income tax rate is approximately 38.4 percent and 38.7 percent for the three and six months ended May 31, 2013, respectively. Certain state tax adjustments were the principal reason for the decreased effective tax rate for the three months ended May 31, 2014. The tax treatment related to the other income recognized as a result of SMI's abandonment of their interest in SMISC, LLC on January 31, 2014, along with the related tax benefit of approximately $1.8 million, representing the benefit associated with various operating loss carryforwards of MA, combined with the aforementioned state income tax adjustments, are the principal causes of the decreased effective income tax rate for the three and six months ended May 31, 2014. As a result of these items, the Company's effective income tax rate is approximately 38.3 percent and 32.3 percent for the three and six months ended May 31, 2014, respectively.