CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 272	$ 4,489
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,528	1,901
Amortization of deferred finance charges	0	45
Deferred income taxes	64	1,245
Fixed asset donations	(119)	(29)
Provision for doubtful accounts	7,831	4,181
Stock-based compensation expense	1,239	493
(Increase) decrease in assets:
Accounts receivable	(13,379)	(5,371)
Inventories	81	(272)
Prepaid income taxes and income taxes payable	(796)	(55)
Prepaid expenses and current assets	(542)	(7,059)
Other assets, net	(31)	429
Increase (decrease) in liabilities:
Accounts payable	186	782
Accrued expenses	(6,378)	(5,979)
Unearned tuition	(4,213)	(3,213)
Other liabilities	(110)	114
Total adjustments	(14,639)	(12,788)
Net cash used in operating activities	(14,367)	(8,299)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(1,054)	(1,219)
Proceeds from sale of property and equipment	9	0
Net cash used in investing activities	(1,045)	(1,219)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on borrowings	0	(500)
Dividend payment for preferred stock	(304)	(304)
Net share settlement for equity-based compensation	(1,992)	(962)
Net cash used in financing activities	(2,296)	(1,766)
NET DECREASE IN CASH AND CASH EQUIVALENTS	(17,708)	(11,284)
CASH AND CASH EQUIVALENTS-Beginning of period	83,307	38,026
CASH AND CASH EQUIVALENTS-End of period	65,599	26,742
Cash paid for:
Interest	104	331
Income taxes	91	0
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Liabilities accrued for or noncash additions of fixed assets	$ 813	$ 1,329