EDGAR Filing Documents for 0001635881-20-000012

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

SEC Accession No. 0001635881-20-000012

Filing Date

2020-02-28

Accepted

2020-02-28 12:14:19

Documents

155

Period of Report

2019-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	10-K	extn-20191231x10k.htm iXBRL	10-K	4533743
2	EXHIBIT 4.2	extn-2019123110xkxex42.htm	EX-4.2	44411
3	EXHIBIT 10.1	extn-2019123110kxex101.htm	EX-10.1	112872
4	EXHIBIT 10.2	extn-2019123110kxex102.htm	EX-10.2	134997
5	EXHIBIT 10.3	extn-2019123110kxex103.htm	EX-10.3	135209
6	EXHIBIT 21.1	extn-2019123110xkxex211.htm	EX-21.1	78652
7	EXHIBIT 23.1	extn-2019123110xkxex231.htm	EX-23.1	4346
8	EXHIBIT 23.2	extn-2019123110xkxex232.htm	EX-23.2	3058
9	EXHIBIT 31.1	extn-2019123110xkxex311.htm	EX-31.1	14947
10	EXHIBIT 31.2	extn-2019123110xkxex312.htm	EX-31.2	14736
11	EXHIBIT 32.1	extn-2019123110xkxex321.htm	EX-32.1	8548
12	EXHIBIT 32.2	extn-2019123110xkxex322.htm	EX-32.2	8563
18		chart-ee88d91edcb9545a9ec.jpg	GRAPHIC	75071
	Complete submission text file	0001635881-20-000012.txt		22545271

Data Files

Seq	Description	Document	Type	Size
13	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	extn-20191231.xsd	EX-101.SCH	107713
14	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	extn-20191231_cal.xml	EX-101.CAL	189210
15	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	extn-20191231_def.xml	EX-101.DEF	592864
16	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	extn-20191231_lab.xml	EX-101.LAB	1316547
17	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	extn-20191231_pre.xml	EX-101.PRE	905162
71	EXTRACTED XBRL INSTANCE DOCUMENT	extn-20191231x10k_htm.xml	XML	5361804

Mailing Address 11000 EQUITY DRIVE HOUSTON TX 77041

Business Address 11000 EQUITY DRIVE HOUSTON TX 77041 281-836-7000