Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Operating activities - cash provided by:
Net income (loss) for the period	$ (217,605)	$ 40,674
Adjustments to reconcile net income (loss) to cash provided by operating activities:
Depletion, depreciation, and amortization	47,284	51,653
Ceiling test write-down	242,603
Unrealized loss (gain) on commodity derivatives	(27,945)	(14,292)
Stock compensation	1,180	841
Payable-in-kind (“PIK”) interest payable	2,917	3,183
Amortization of premium on debt exchange	(10,647)	(9,716)
Amortization of deferred financing costs	3,459	3,123
Inventory write-down	3,336
Other	(127)	582
Net changes in operating assets and liabilities:
Accounts receivable	35,869	50,243
Other current assets	(564)	(307)
Other non-current assets	30	30
Accounts payable	(3,637)	(359)
Accrued liabilities	(985)	4,425
Production taxes payable	18,660	25,743
Interest payable	(6,513)	99
Other long-term obligations	(14,590)	(11,663)
Income taxes payable/receivable	881	6,431
Net cash provided by operating activities	73,606	150,690
Investing Activities - cash used in:
Oil and gas property expenditures	(220)	(92,352)
Change in capital cost accrual and accounts payable	(2,229)	1,702
Inventory		419
Proceeds from sale of capital assets	1,469
Purchase of capital assets	(424)	(211)
Net cash used in investing activities	(1,404)	(90,442)
Financing activities - cash used in:
Deferred financing costs		(488)
Repurchased shares from net share settlements	(8)
Net cash used in financing activities	(67,146)	(66,488)
Increase (decrease) in cash during the period	5,056	(6,240)
Cash, cash equivalents, and restricted cash, beginning of period	3,441	19,305	$ 19,305
Cash, cash equivalents and restricted cash, end of period	8,497	13,065	$ 3,441
Credit Agreement
Financing activities - cash used in:
Borrowings under Credit Agreement	88,880	232,000
Payments under Credit Agreement / Term Loan	(153,580)	$ (298,000)
Term Loan
Financing activities - cash used in:
Payments under Credit Agreement / Term Loan	$ (2,438)

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