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Consolidated Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Mar. 31, 2011
Cash flows from operating activities: |  |  |
Net income | $ 19,940,946 | $ 22,221,759 | $ 16,768,294
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 284,594 | 287,839 | 266,686
Gain on sale of property and equipment | (11,339) | (26,945) | (25,792)
Provision for credit losses | 13,391,875 | 12,367,593 | 15,611,544
Amortization of dealer discounts | (11,482,251) | (12,348,448) | (10,941,553)
Deferred income taxes | 696,339 | 245,273 | (1,440,668)
Share-based compensation | 812,004 | 551,912 | 660,328
Change in fair value of interest rate swap agreements | 504,852 |  | (495,136)
Changes in operating assets and liabilities: |  |  |
Prepaid expenses and other assets | 14,294 | (70,425) | 101,807
Accounts payable and accrued expenses | 793,150 | (596,958) | 1,068,422
Income taxes receivable | 394,536 | (731,289) | (187,065)
Deferred revenues | 281,155 | (25,432) | (29,243)
Net cash provided by operating activities | 25,620,155 | 21,874,879 | 21,357,624
Cash flows from investing activities: |  |  |
Purchase and origination of finance contracts | (141,562,259) | (134,347,957) | (134,049,373)
Principal payments received | 131,080,264 | 122,157,971 | 101,715,052
Decrease (increase) in assets held for resale | 169,337 | (317,861) | 14,991
Purchase of property and equipment | (271,003) | (320,537) | (393,782)
Proceeds from sale of property and equipment | 14,951 | 72,170 | 42,670
Net cash used in investing activities | (10,568,710) | (12,756,214) | (32,670,442)
Cash flows from financing activities: |  |  |
Net proceeds (repayment of) from line of credit | 13,500,000 | (6,000,000) | 10,725,029
Payment of cash dividend | (29,844,516) | (3,593,021) |
Increase (decrease) in drafts payable | 494,232 | (276,530) | 937,402
Proceeds from exercise of stock options | 612,465 | 830,277 | 55,610
Excess tax benefits from exercise of stock options, vesting of restricted share awards and issuance of performance share awards | 181,036 | 706,123 | 78,423
Net cash (used in) provided by financing activities | (15,056,783) | (8,333,151) | 11,796,464
Net (decrease) increase in cash | (5,338) | 785,514 | 483,646
Cash, beginning of year | 2,803,054 | 2,017,540 | 1,533,894
Cash, end of year | 2,797,716 | 2,803,054 | 2,017,540
Supplemental disclosure of noncash investing and financing activities: |  |  |
Decrease in accumulated other comprehensive loss for change in fair value of interest rate swap agreements |  |  | 178,090
Shortfall of tax benefits from vesting of restricted share awards and performance share awards |  |  | $ (1,450)

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