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Restricted Cash	12 Months Ended
	Dec. 31, 2011
Restricted Cash [Abstract]
Restricted Cash	5. Restricted Cash In 2003, as part of commencing operations in Pennsylvania, the Company was required to maintain a "minimum protective endowment" of at least $500,000 in an interest-bearing account. These funds are required as long as the Company operates its campuses in the state. The Company accounts for these funds as a long-term asset.

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The entire disclosure for the restricted cash balances. Includes the nature of the restricted cash balances.

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