Additional Balance Sheet Detail (Tables)

12 Months Ended

Dec. 31, 2019

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Selected Balance Sheet Accounts

The following table summarizes components of selected balance sheet accounts as of the dates presented:

	December 31,
	2019		2018
Other current assets:
Tubular inventory and well materials	$	2,989	$	4,061
Prepaid expenses	1,469		1,064
	$	4,458	$	5,125
Other assets:
Deferred issuance costs of the Credit Facility, net of amortization	$	3,952	$	2,437
Right-of-use assets - operating leases	2,740		—
Other	32		44
	$	6,724	$	2,481
Accounts payable and accrued liabilities:
Trade accounts payable	$	30,098	$	16,507
Drilling costs	18,832		22,434
Royalties	44,537		51,212
Production, ad valorem and other taxes	3,244		2,418
Compensation and benefits	5,272		4,489
Interest	730		670
Current operating lease obligations	847		—
Other	2,264		5,970
	$	105,824	$	103,700
Other liabilities:
Asset retirement obligations	$	4,934	$	4,314
Noncurrent operating lease obligations	2,232		—
Defined benefit pension obligations	873		857
Postretirement health care benefit obligations	343		362
	$	8,382	$	5,533