Condensed Consolidated Statements of Earnings (Unaudited) Condensed Consolidated Statements of Earnings (Unaudited) [Abstract] Operating Revenues: Operating Revenues: [Abstract] Bowling and other Food, beverage and merchandise sales Operating Expenses: Operating Expenses: [Abstract] Employee compensation and benefits Cost of bowling and other services Cost of food, beverage and merchandise sales Depreciation and amortization General and administrative Operating Loss Interest and dividend income Loss before provision for income tax benefit Provision for income tax benefit Net Loss Loss per share-basic & diluted (in Dollars per share) Weighted average shares outstanding (in Shares) Dividends paid Per share, dividends paid, Class (in Dollars per share) Condensed Consolidated Statements of Comprehensive Earnings (Unaudited) Condensed Consolidated Statements of Comprehensive Earnings (Unaudited) [Abstract] Net Loss Other comprehensive earnings- net of tax Other comprehensive earnings- net of tax [Abstract] Unrealized (loss) gain on available-for-sale securities net of tax of ($150,495) and $178,183 Comprehensive (Loss) earnings Tax on unrealized gain (loss) on available-for-sale securities Condensed Consolidated Balance Sheets (Unaudited) Condensed Consolidated Balance Sheets (Unaudited) [Abstract] ASSETS ASSETS [Abstract] CURRENT ASSETS: CURRENT ASSETS: [Abstract] Cash and cash equivalents Short-term investments Inventories Prepaid expenses and other Income taxes refundable Current deferred income taxes TOTAL CURRENT ASSETS LAND, BUILDINGS & EQUIPMENT, net of accumulated depreciation of 37,988,842 and 37,570,380 OTHER ASSETS: OTHER ASSETS: [Abstract] Marketable investment securities Cash surrender value-life insurance Other TOTAL OTHER ASSETS TOTAL ASSETS LIABILITIES AND STOCKHOLDERS' EQUITY LIABILITIES AND STOCKHOLDERS' EQUITY [Abstract] CURRENT LIABILITIES: CURRENT LIABILITIES: [Abstract] Accounts payable Accrued expenses Dividends payable Other current liabilities Current deferred income taxes TOTAL CURRENT LIABILITIES LONG-TERM DEFERRED COMPENSATION NONCURRENT DEFERRED INCOME TAXES TOTAL LIABILITIES STOCKHOLDERS' EQUITY STOCKHOLDERS' EQUITY [Abstract] Common stock, par value $.10 a share: Authorized, 10,000,000 shares Common stock, par value $.10 a share: Authorized, 10,000,000 shares [Abstract] Common Stock Value Issued Additional paid-in capital Accumulated other comprehensive earnings- Accumulated other comprehensive earnings- [Abstract] Unrealized gain on available-for-sale securities, net of tax Retained earnings TOTAL STOCKHOLDERS' EQUITY TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Accumulated Depreciation (in Dollars) Preferred stock par value (in Dollars per share) Preferred stock, shares authorized Issued Shares Outstanding Shares Common Stock Par Value (in Dollars per share) Common Stock Authorized Shares Condensed Consolidated Statements of Cash Flows (Unaudited) Condensed Consolidated Statements of Cash Flows (Unaudited) [Abstract] Cash Flows From Operating Activities Cash Flows From Operating Activities [Abstract] Net loss Adjustments to reconcile net loss to net cash provided by operating activities: Adjustments to reconcile net loss to net cash provided by operating activities: [Abstract] Changes in assets and liabilities Changes in assets and liabilities [Abstract] Increase in inventories Decrease in prepaid & other Increase in income taxes refundable Increase in deferred tax asset Increase (decrease) in accounts payable Decrease in accrued expenses Increase in other current liabilities Net cash provided by operating activities Cash Flows From Investing Activities Cash Flows From Investing Activities [Abstract] Expenditures for land, building and equip Net sales & maturities of short-term Investments Purchases of marketable securities Net cash provided by Investing activities Cash Flows From Financing Activities Cash Flows From Financing Activities [Abstract] Payment of cash dividends Net cash used in financing activities Net Increase in Cash and Equivalents Cash and Equivalents, Beginning of period Cash and Equivalents, End of period Supplemental Disclosures of Cash Flow Information Supplemental Disclosures of Cash Flow Information [Abstract] Cash Paid During the Period for: Cash Paid During the Period for: [Abstract] Income taxes Note 1. Basis for Presentation Basis of Presentation and Significant Accounting Policies [Text Block] Note 2. Investments Fair Value Disclosures [Text Block] Note 3. Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Note 4. Employee benefit plans Compensation and Employee Benefit Plans [Text Block] Note 5. New Accounting Standards Description of New Accounting Pronouncements Not yet Adopted [Text Block] Note 6. Subsequent Events Subsequent Events [Text Block] Note 7. Reclassifications Reclassifications [Text Block] Scenario, Unspecified [Domain] Common Class B [Member] Statement, Scenario [Axis] Common Class A [Member] Class of Stock [Axis] Document and Entity Information [Abstract] Assets, Current Entity Common Stock, Shares Outstanding Cash and Cash Equivalents, Period Increase (Decrease) Payments to Acquire Marketable Securities Payments to Acquire Property, Plant, and Equipment Entity Central Index Key Liabilities, Current Operating Expenses Net Cash Provided by (Used in) Investing Activities Revenues Net Cash Provided by (Used in) Operating Activities Other Assets Comprehensive Income (Loss), Net of Tax, Attributable to Parent Document Period End Date Amendment Flag Deferred Tax Assets, Net, Current Net Cash Provided by (Used in) Financing Activities Document Type Amendment Description Assets Document Fiscal Period Focus Current Fiscal Year End Date Liabilities and Equity Operating Income (Loss) Entity Voluntary Filers Entity Public Float Liabilities Entity Filer Category Document Fiscal Year Focus Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Entity Well-known Seasoned Issuer Entity Registrant Name Entity Current Reporting Status Statement [Table] Statement [Line Items]