CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current Assets:
Cash and cash equivalents	$ 102,038	$ 41,281
Receivables, net	227,602	255,310
Prepaid expenses and other current assets	30,739	25,136
Income taxes receivable	17,476	11,244
Total current assets	377,855	332,971
Property and equipment, net	475,038	478,768
Operating lease assets	50,977	57,396
Restricted cash and investments	5,451	5,069
Intangible assets, net	547,385	574,902
Goodwill	471,523	766,980
Other assets	18,066	15,158
Total assets	1,946,295	2,231,244
Current Liabilities:
Accounts payable	39,966	46,906
Deferred revenue	17,545	14,788
Accrued liabilities	49,047	65,869
Accrued salaries and benefits	26,463	29,653
Income taxes payable	1,015	726
Current portion of long-term debt	3,359	3,359
Current portion of closure and post-closure obligations	4,019	2,152
Current portion of operating lease liabilities	17,175	17,317
Total current liabilities	158,589	180,770
Long-term debt	823,323	765,842
Long-term closure and post-closure obligations	84,797	84,231
Long-term operating lease liabilities	34,181	39,954
Other long-term liabilities	36,482	20,722
Deferred income taxes, net	125,134	128,345
Total liabilities	1,262,506	1,219,864
Commitments and contingencies (See Note 16)
Stockholders' Equity:
Common stock $0.01 par value per share, 50,000 authorized; 31,144 and 31,461 shares issued and outstanding, respectively	315	315
Additional paid-in capital	819,344	816,345
Retained (deficit) earnings	(96,044)	206,574
Treasury stock, at cost, 369 and 0 shares, respectively	(16,291)
Accumulated other comprehensive loss	(23,535)	(11,854)
Total stockholders' equity	683,789	1,011,380
Total liabilities and stockholders' equity	$ 1,946,295	$ 2,231,244