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Name	Size	Last Modified
0001193125-12-046624-index-headers.html		2012-02-08 16:25:32
0001193125-12-046624-index.html		2012-02-08 16:25:32
0001193125-12-046624.txt		2012-02-08 16:25:32
0001193125-12-046624-xbrl.zip	44016	2012-02-08 16:25:32
d293473d10q.htm	375392	2012-02-08 16:25:32
d293473dex311.htm	9738	2012-02-08 16:25:32
d293473dex312.htm	9729	2012-02-08 16:25:32
d293473dex321.htm	3901	2012-02-08 16:25:32
d293473dex322.htm	3897	2012-02-08 16:25:32
FilingSummary.xml	11051	2012-02-08 16:25:32
Financial_Report.xls	181787	2012-02-08 16:25:32
phx-20111231.xml	199852	2012-02-08 16:25:32
phx-20111231.xsd	19250	2012-02-08 16:25:32
phx-20111231_cal.xml	46397	2012-02-08 16:25:32
phx-20111231_def.xml	15847	2012-02-08 16:25:32
phx-20111231_lab.xml	156474	2012-02-08 16:25:32
phx-20111231_pre.xml	94566	2012-02-08 16:25:32
R1.htm	26709	2012-02-08 16:25:32
R10.htm	7819	2012-02-08 16:25:32
R11.htm	8517	2012-02-08 16:25:32
R12.htm	9279	2012-02-08 16:25:32
R13.htm	17789	2012-02-08 16:25:32
R14.htm	7047	2012-02-08 16:25:32
R15.htm	6301	2012-02-08 16:25:32
R16.htm	5557	2012-02-08 16:25:32
R17.htm	61455	2012-02-08 16:25:32
R18.htm	5859	2012-02-08 16:25:32
R19.htm	33987	2012-02-08 16:25:32
R2.htm	141070	2012-02-08 16:25:32
R20.htm	5960	2012-02-08 16:25:32
R21.htm	23813	2012-02-08 16:25:32
R22.htm	8445	2012-02-08 16:25:32
R3.htm	14858	2012-02-08 16:25:32
R4.htm	79467	2012-02-08 16:25:32
R5.htm	38771	2012-02-08 16:25:32
R6.htm	4378	2012-02-08 16:25:32
R7.htm	153555	2012-02-08 16:25:32
R8.htm	12471	2012-02-08 16:25:32
R9.htm	9965	2012-02-08 16:25:32
report.css	2721	2012-02-08 16:25:32
Show.js	6423	2012-02-08 16:25:32