CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 34,718	$ 48,565
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	7,140	7,400
Amortization of deferred finance fees	136	181
Write-off of deferred finance fees	485	0
Deferred income taxes	12,010	(35,871)
Gain on sale of assets	(22,479)	(81)
Impairment of long-lived assets	700	0
Fixed asset donation	(2,058)	(334)
Provision for doubtful accounts	26,794	26,888
Stock-based compensation expense	2,889	1,686
(Increase) decrease in assets:
Accounts receivable	(26,497)	(37,383)
Inventories	(327)	(786)
Prepaid income taxes and income taxes receivable	0	383
Prepaid expenses and current assets	(1,235)	158
Other assets	(487)	193
Increase (decrease) in liabilities:
Accounts payable	(3,677)	856
Accrued expenses	(1,023)	8,823
Unearned tuition	1,952	42
Income taxes payable	526	491
Other liabilities	(2,120)	2,274
Total adjustments	(7,271)	(25,080)
Net cash provided by operating activities	27,447	23,485
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(7,531)	(5,580)
Proceeds from insurance settlement	0	97
Proceeds from sale of property and equipment	45,379	0
Net cash provided by (used in) investing activities	37,848	(5,483)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from borrowings	0	11,000
Payments on borrowings	(17,833)	(28,000)
Credit of deferred finance fees	0	3
Net share settlement for equity-based compensation	(962)	(245)
Dividend payment for preferred stock	(1,219)	(1,378)
Net cash used in financing activities	(20,014)	(18,620)
NET INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	45,281	(618)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-Beginning of year	38,026	38,644
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-End of year	83,307	38,026
Cash paid during the year for:
Interest	1,532	1,110
Income taxes	737	179
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Liabilities accrued for or noncash purchases of property and equipment	$ 2,649	$ 975

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