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Schedule I - CONDENSED FINANCIAL INFORMATION OF PARENT COMPANY (Detail) - CONDENSED BALANCE SHEETS PARENT COMPANY ONLY (USD $) | Jan. 31, 2013 | Jan. 31, 2012 | Jan. 31, 2011 | Jan. 31, 2010
--- | --- | --- | --- | ---
CURRENT ASSETS: |  |  |  |
Cash and cash equivalents | $ 69,073,000 | $ 75,013,000 | $ 91,019,000 | $ 100,398,000
Accounts receivable - net | 11,567,000 | 12,784,000 |  |
Refundable income taxes | 1,347,000 | 1,816,000 |  |
Prepaid expenses and other | 4,091,000 | 3,987,000 |  |
Total current assets | 114,927,000 | 127,039,000 |  |
Property and equipment - net | 223,180,000 | 240,084,000 |  |
Other assets | 6,761,000 | 7,884,000 |  |
Equity method investments | 59,959,000 | 61,679,000 |  |
Restricted investments and deposits | 503,000 | 1,363,000 |  |
TOTAL ASSETS | 405,330,000 | 438,049,000 | 375,722,000 |
CURRENT LIABILITIES: |  |  |  |
Current portion of long term debt | 15,623,000 | 15,222,000 |  |
Accounts payable – trade | 4,655,000 | 6,985,000 |  |
Deferred income | 627,000 | 1,864,000 |  |
Accrued real estate taxes | 2,651,000 | 2,750,000 |  |
Accrued payroll and related items | 302,000 | 2,882,000 |  |
Other current liabilities | 5,742,000 | 5,844,000 |  |
Total current liabilities | 31,459,000 | 37,241,000 |  |
LONG TERM LIABILITIES: |  |  |  |
Long term debt | 91,306,000 | 108,527,000 | 70,973,000 |
Deferred taxes | 7,141,000 | 4,642,000 |  |
Deferred income |  | 552,000 |  |
Other long term liabilities | 211,000 | 2,703,000 |  |
Total long term liabilities | 99,588,000 | 118,965,000 |  |
EQUITY: |  |  |  |
Common stock, 45,000 shares authorized, 29,853 shares issued at par | 299,000 | 299,000 |  |
Paid in capital | 143,575,000 | 142,994,000 |  |
Retained earnings | 322,028,000 | 324,323,000 |  |
Treasury stock, 21,701 and 21,523 shares, respectively | 219,550,000 | 215,105,000 |  |
Total shareholders’ equity | 246,352,000 | 252,511,000 |  |
TOTAL LIABILITIES AND EQUITY | 405,330,000 | 438,049,000 |  |
Parent Company [Member] |  |  |  |
CURRENT ASSETS: |  |  |  |
Cash and cash equivalents | 47,744,000 | 46,066,000 | 72,656,000 | 82,478,000
Accounts receivable - net | 280,000 | 203,000 |  |
Refundable income taxes | 1,347,000 | 1,816,000 |  |
Prepaid expenses and other | 259,000 | 253,000 |  |
Deferred taxes - net | 3,930,000 | 3,090,000 |  |
Total current assets | 53,560,000 | 51,428,000 |  |
Property and equipment - net | 12,365,000 | 16,404,000 |  |
Other assets | 1,045,000 | 1,825,000 |  |
Equity method investments | 189,012,000 | 196,871,000 |  |
Restricted investments and deposits | 503,000 | 1,363,000 |  |
TOTAL ASSETS | 256,485,000 | 267,891,000 |  |
CURRENT LIABILITIES: |  |  |  |
Current portion of long term debt | 187,000 | 250,000 |  |
Accounts payable – trade | 40,000 | 148,000 |  |
Deferred income | 552,000 | 1,864,000 |  |
Accrued real estate taxes | 387,000 | 410,000 |  |
Accrued payroll and related items | 60,000 | 2,606,000 |  |
Other current liabilities | 1,308,000 | 1,565,000 |  |
Total current liabilities | 2,534,000 | 6,843,000 |  |
LONG TERM LIABILITIES: |  |  |  |
Long term debt | 433,000 | 821,000 |  |
Deferred taxes | 6,955,000 | 4,461,000 |  |
Deferred income |  | 552,000 |  |
Other long term liabilities | 211,000 | 2,703,000 |  |
Total long term liabilities | 7,599,000 | 8,537,000 |  |
EQUITY: |  |  |  |
Common stock, 45,000 shares authorized, 29,853 shares issued at par | 299,000 | 299,000 |  |
Paid in capital | 143,575,000 | 142,994,000 |  |
Retained earnings | 322,028,000 | 324,323,000 |  |
Treasury stock, 21,701 and 21,523 shares, respectively | (219,550,000) | (215,105,000) |  |
Total shareholders’ equity | 246,352,000 | 252,511,000 |  |
TOTAL LIABILITIES AND EQUITY | $ 256,485,000 | $ 267,891,000 |  |

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