CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (USD $)	6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012
OPERATING ACTIVITIES:
Net income	$ 8,394,400	$ 6,920,400
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	212,000	219,400
Provision for credit losses	(37,900)	(67,900)
Compensation expense related to stock options	549,100	437,400
Deferred income taxes	71,000	275,100
Gain on sale of marketable securities		(30,000)
Loss from equity investments		278,100
Deferred initial direct costs	(319,500)	(414,200)
Amortization of deferred initial direct costs	284,000	273,100
Tax benefits on exercised stock options	(261,800)	(327,400)
Change in operating assets and liabilities:
Receivables	6,700	274,300
Income tax receivable / payable	806,200	(717,500)
Inventories	(5,600)	(16,100)
Prepaid expenses	56,400	(39,100)
Accounts payable	(945,100)	(208,000)
Accrued and other liabilities	627,400	803,800
Rents received in advance and security deposits	308,200	167,500
Deferred revenue	(68,900)	461,700
Net cash provided by operating activities	9,676,600	8,290,600
INVESTING ACTIVITIES:
Proceeds from sale of marketable securities		1,313,500
Purchase of marketable securities		(380,700)
Purchase of property and equipment	(148,500)	(68,100)
Purchase of equipment for lease contracts	(10,194,500)	(10,913,900)
Principal collections on lease receivables	8,501,100	8,566,100
Net cash used for investing activities	(1,841,900)	(1,483,100)
FINANCING ACTIVITIES:
Proceeds from borrowings on line of credit	2,000,000	17,600,000
Payments on line of credit	(10,800,000)	(4,800,000)
Repurchases of common stock	(771,500)	(2,574,700)
Proceeds from exercises of stock options	1,103,500	403,200
Dividends paid	(450,000)	(25,722,100)
Proceeds from discounted lease rentals	629,400	975,900
Tax benefits on exercised stock options	261,800	327,400
Net cash used for financing activities	(8,026,800)	(13,790,300)
NET DECREASE IN CASH AND CASH EQUIVALENTS	(192,100)	(6,982,800)
Cash and cash equivalents, beginning of period	2,233,400	9,020,100
Cash and cash equivalents, end of period	2,041,300	2,037,300
SUPPLEMENTAL DISCLOSURES:
Cash paid for interest	173,400	161,600
Cash paid for income taxes	$ 4,310,700	$ 5,024,300