CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 6,915	$ (967)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	3,693	3,763
Amortization of deferred finance charges	91	90
Deferred income taxes	2,022	0
Loss on disposition of assets	0	(96)
Fixed asset donations	(2,050)	(334)
Provision for doubtful accounts	11,108	12,618
Stock-based compensation expense	1,337	616
(Increase) decrease in assets:
Accounts receivable	(13,878)	(20,322)
Inventories	(933)	(1,499)
Prepaid income taxes and income taxes payable	(700)	106
Prepaid expenses and current assets	(529)	346
Other assets, net	384	(122)
Increase (decrease) in liabilities:
Accounts payable	(3,425)	(615)
Accrued expenses	(1,856)	4,293
CARES Act student funds liability	0	2,626
CARES Act institutional funds liability	0	11,837
Unearned tuition	(1,270)	(5,838)
Other liabilities	158	(34)
Total adjustments	(5,848)	7,435
Net cash provided by operating activities	1,067	6,468
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(3,516)	(3,072)
Proceeds from insurance	0	97
Net cash used in investing activities	(3,516)	(2,975)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on borrowings	(1,000)	(27,000)
Proceeds from borrowings	0	11,000
Dividend payment for preferred stock	(608)	0
Credit of deferred finance fees	0	3
Net share settlement for equity-based compensation	(962)	(172)
Net cash used in financing activities	(2,570)	(16,169)
NET DECREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(5,019)	(12,676)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-Beginning of period	38,026	38,644
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-End of period	33,007	25,968
Cash paid for:
Interest	566	589
Income taxes	652	14
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Liabilities accrued for or noncash purchases of fixed assets	$ 3,362	$ 614