EDGAR Filing Documents for 0001193125-13-079296

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

SEC Accession No. 0001193125-13-079296

Filing Date

2013-02-27

Accepted

2013-02-27 13:11:40

Documents

Period of Report

2012-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	FORM 10-K	d456728d10k.htm	10-K	2294004
2	EX-12.1	d456728dex121.htm	EX-12.1	30588
3	EX-21.1	d456728dex211.htm	EX-21.1	4491
4	EX-23.1	d456728dex231.htm	EX-23.1	1916
5	EX-23.2	d456728dex232.htm	EX-23.2	3826
6	EX-31.1	d456728dex311.htm	EX-31.1	10256
7	EX-31.2	d456728dex312.htm	EX-31.2	10498
8	EX-32.1	d456728dex321.htm	EX-32.1	5064
9	EX-99.1	d456728dex991.htm	EX-99.1	106482
16	GRAPHIC	g456728g22x28.jpg	GRAPHIC	43114
17	GRAPHIC	g456728g31z60.jpg	GRAPHIC	30850
18	GRAPHIC	g456728g37v39.jpg	GRAPHIC	20121
19	GRAPHIC	g456728g38o43.jpg	GRAPHIC	6927
20	GRAPHIC	g456728g75u84.jpg	GRAPHIC	131795
	Complete submission text file	0001193125-13-079296.txt		16948930

Data Files

Seq	Description	Document	Type	Size
10	XBRL INSTANCE DOCUMENT	wti-20121231.xml	EX-101.INS	3171272
11	XBRL TAXONOMY EXTENSION SCHEMA	wti-20121231.xsd	EX-101.SCH	128302
12	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE	wti-20121231_cal.xml	EX-101.CAL	144282
13	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE	wti-20121231_def.xml	EX-101.DEF	608776
14	XBRL TAXONOMY EXTENSION LABEL LINKBASE	wti-20121231_lab.xml	EX-101.LAB	807691
15	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE	wti-20121231_pre.xml	EX-101.PRE	719571

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