EDGAR Filing Documents for 0000798949-22-000014

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0000798949-22-000014

Filing Date

2022-03-31

Accepted

2022-03-31 15:28:06

Documents

151

Period of Report

2021-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	10-K	unt-20211231.htm iXBRL	10-K	4636212
2	EX-10.4	unt-20211231xxexx104consul.htm	EX-10.4	38339
3	EX-10.8	unt-20211231xxex108amended.htm	EX-10.8	311757
4	EX-10.9	unt-20211231xxex109amendme.htm	EX-10.9	11777
5	EX-10.10	unt-20211231xxexx1010amend.htm	EX-10.10	323544
6	EX-10.21	unt-20211231xxexx1021amend.htm	EX-10.21	86099
7	EX-21	unt-20211231xxexx21only.htm	EX-21	7029
8	EX-23.1	unt-20211231xxexx231only.htm	EX-23.1	2950
9	EX-31.1	unt-20211231x10kxexx311.htm	EX-31.1	9285
10	EX-31.2	unt-20211231x10kxexx312.htm	EX-31.2	9269
11	EX-32	unt-20211231xxexx32only.htm	EX-32	6433
12	EX-99.1	unt-20211231x10kxexx991.htm	EX-99.1	115722
18	GRAPHIC	image1a.jpg	GRAPHIC	44401
19	GRAPHIC	unt-20211231_g1.jpg	GRAPHIC	13982
20	GRAPHIC	unt-20211231_g2.jpg	GRAPHIC	125741
21	GRAPHIC	unt-20211231_g3.jpg	GRAPHIC	136315
	Complete submission text file	0000798949-22-000014.txt		22978459

Data Files

Seq	Description	Document	Type	Size
13	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	unt-20211231.xsd	EX-101.SCH	121029
14	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	unt-20211231_cal.xml	EX-101.CAL	147737
15	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	unt-20211231_def.xml	EX-101.DEF	619263
16	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	unt-20211231_lab.xml	EX-101.LAB	1257455
17	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	unt-20211231_pre.xml	EX-101.PRE	951177
145	EXTRACTED XBRL INSTANCE DOCUMENT	unt-20211231_htm.xml	XML	4750634

Mailing Address 8200 SOUTH UNIT DRIVE TULSA OK 74132

Business Address 8200 SOUTH UNIT DRIVE TULSA OK 74132 9184937700