Document Format Files
Seq | Description | Document | Type | Size |
---|---|---|---|---|
1 | 10-Q | cpk-20200930.htm iXBRL | 10-Q | 3722800 |
2 | EX-10.1 | cpk09302020ex-101.htm | EX-10.1 | 473465 |
3 | EX-31.1 | cpk09302020ex-311.htm | EX-31.1 | 10245 |
4 | EX-31.2 | cpk09302020ex-312.htm | EX-31.2 | 10350 |
5 | EX-32.1 | cpk09302020ex-321.htm | EX-32.1 | 4935 |
6 | EX-32.2 | cpk09302020ex-322.htm | EX-32.2 | 5207 |
12 | GRAPHIC | cpk09302020ex-101001.jpg | GRAPHIC | 72820 |
13 | GRAPHIC | cpk09302020ex-101002.jpg | GRAPHIC | 160580 |
14 | GRAPHIC | cpk09302020ex-101003.jpg | GRAPHIC | 150256 |
15 | GRAPHIC | cpk09302020ex-101004.jpg | GRAPHIC | 157587 |
16 | GRAPHIC | cpk09302020ex-101005.jpg | GRAPHIC | 156425 |
17 | GRAPHIC | cpk09302020ex-101006.jpg | GRAPHIC | 56372 |
18 | GRAPHIC | cpk09302020ex-101007.jpg | GRAPHIC | 123944 |
19 | GRAPHIC | cpk09302020ex-101008.jpg | GRAPHIC | 202909 |
20 | GRAPHIC | cpk09302020ex-101009.jpg | GRAPHIC | 165652 |
21 | GRAPHIC | cpk09302020ex-101010.jpg | GRAPHIC | 280445 |
22 | GRAPHIC | cpk09302020ex-101011.jpg | GRAPHIC | 247755 |
23 | GRAPHIC | cpk09302020ex-101012.jpg | GRAPHIC | 219682 |
24 | GRAPHIC | cpk09302020ex-101013.jpg | GRAPHIC | 228641 |
25 | GRAPHIC | cpk09302020ex-101014.jpg | GRAPHIC | 213936 |
26 | GRAPHIC | cpk09302020ex-101015.jpg | GRAPHIC | 291465 |
27 | GRAPHIC | cpk09302020ex-101016.jpg | GRAPHIC | 241627 |
28 | GRAPHIC | cpk09302020ex-101017.jpg | GRAPHIC | 273925 |
29 | GRAPHIC | cpk09302020ex-101018.jpg | GRAPHIC | 245310 |
30 | GRAPHIC | cpk09302020ex-101019.jpg | GRAPHIC | 266710 |
31 | GRAPHIC | cpk09302020ex-101020.jpg | GRAPHIC | 263689 |
32 | GRAPHIC | cpk09302020ex-101021.jpg | GRAPHIC | 246177 |
33 | GRAPHIC | cpk09302020ex-101022.jpg | GRAPHIC | 233106 |
34 | GRAPHIC | cpk09302020ex-101023.jpg | GRAPHIC | 230866 |
35 | GRAPHIC | cpk09302020ex-101024.jpg | GRAPHIC | 246441 |
36 | GRAPHIC | cpk09302020ex-101025.jpg | GRAPHIC | 247332 |
37 | GRAPHIC | cpk09302020ex-101026.jpg | GRAPHIC | 222080 |
38 | GRAPHIC | cpk09302020ex-101027.jpg | GRAPHIC | 257190 |
39 | GRAPHIC | cpk09302020ex-101028.jpg | GRAPHIC | 234581 |
40 | GRAPHIC | cpk09302020ex-101029.jpg | GRAPHIC | 185002 |
41 | GRAPHIC | cpk09302020ex-101030.jpg | GRAPHIC | 239803 |
42 | GRAPHIC | cpk09302020ex-101031.jpg | GRAPHIC | 207521 |
43 | GRAPHIC | cpk09302020ex-101032.jpg | GRAPHIC | 241582 |
44 | GRAPHIC | cpk09302020ex-101033.jpg | GRAPHIC | 243448 |
45 | GRAPHIC | cpk09302020ex-101034.jpg | GRAPHIC | 235769 |
46 | GRAPHIC | cpk09302020ex-101035.jpg | GRAPHIC | 208444 |
47 | GRAPHIC | cpk09302020ex-101036.jpg | GRAPHIC | 241708 |
48 | GRAPHIC | cpk09302020ex-101037.jpg | GRAPHIC | 308552 |
49 | GRAPHIC | cpk09302020ex-101038.jpg | GRAPHIC | 259127 |
50 | GRAPHIC | cpk09302020ex-101039.jpg | GRAPHIC | 270060 |
51 | GRAPHIC | cpk09302020ex-101040.jpg | GRAPHIC | 283964 |
52 | GRAPHIC | cpk09302020ex-101041.jpg | GRAPHIC | 264909 |
53 | GRAPHIC | cpk09302020ex-101042.jpg | GRAPHIC | 255684 |
54 | GRAPHIC | cpk09302020ex-101043.jpg | GRAPHIC | 262949 |
55 | GRAPHIC | cpk09302020ex-101044.jpg | GRAPHIC | 294255 |
56 | GRAPHIC | cpk09302020ex-101045.jpg | GRAPHIC | 290530 |
57 | GRAPHIC | cpk09302020ex-101046.jpg | GRAPHIC | 284405 |
58 | GRAPHIC | cpk09302020ex-101047.jpg | GRAPHIC | 256999 |
59 | GRAPHIC | cpk09302020ex-101048.jpg | GRAPHIC | 216953 |
60 | GRAPHIC | cpk09302020ex-101049.jpg | GRAPHIC | 275770 |
61 | GRAPHIC | cpk09302020ex-101050.jpg | GRAPHIC | 257047 |
62 | GRAPHIC | cpk09302020ex-101051.jpg | GRAPHIC | 294807 |
63 | GRAPHIC | cpk09302020ex-101052.jpg | GRAPHIC | 268120 |
64 | GRAPHIC | cpk09302020ex-101053.jpg | GRAPHIC | 240691 |
65 | GRAPHIC | cpk09302020ex-101054.jpg | GRAPHIC | 232819 |
66 | GRAPHIC | cpk09302020ex-101055.jpg | GRAPHIC | 245954 |
67 | GRAPHIC | cpk09302020ex-101056.jpg | GRAPHIC | 227395 |
68 | GRAPHIC | cpk09302020ex-101057.jpg | GRAPHIC | 238854 |
69 | GRAPHIC | cpk09302020ex-101058.jpg | GRAPHIC | 225436 |
70 | GRAPHIC | cpk09302020ex-101059.jpg | GRAPHIC | 271998 |
71 | GRAPHIC | cpk09302020ex-101060.jpg | GRAPHIC | 256909 |
72 | GRAPHIC | cpk09302020ex-101061.jpg | GRAPHIC | 217029 |
73 | GRAPHIC | cpk09302020ex-101062.jpg | GRAPHIC | 256059 |
74 | GRAPHIC | cpk09302020ex-101063.jpg | GRAPHIC | 262268 |
75 | GRAPHIC | cpk09302020ex-101064.jpg | GRAPHIC | 232569 |
76 | GRAPHIC | cpk09302020ex-101065.jpg | GRAPHIC | 236887 |
77 | GRAPHIC | cpk09302020ex-101066.jpg | GRAPHIC | 224728 |
78 | GRAPHIC | cpk09302020ex-101067.jpg | GRAPHIC | 273859 |
79 | GRAPHIC | cpk09302020ex-101068.jpg | GRAPHIC | 262298 |
80 | GRAPHIC | cpk09302020ex-101069.jpg | GRAPHIC | 243306 |
81 | GRAPHIC | cpk09302020ex-101070.jpg | GRAPHIC | 238487 |
82 | GRAPHIC | cpk09302020ex-101071.jpg | GRAPHIC | 270850 |
83 | GRAPHIC | cpk09302020ex-101072.jpg | GRAPHIC | 269044 |
84 | GRAPHIC | cpk09302020ex-101073.jpg | GRAPHIC | 255008 |
85 | GRAPHIC | cpk09302020ex-101074.jpg | GRAPHIC | 290140 |
86 | GRAPHIC | cpk09302020ex-101075.jpg | GRAPHIC | 276367 |
87 | GRAPHIC | cpk09302020ex-101076.jpg | GRAPHIC | 291065 |
88 | GRAPHIC | cpk09302020ex-101077.jpg | GRAPHIC | 269090 |
89 | GRAPHIC | cpk09302020ex-101078.jpg | GRAPHIC | 262767 |
90 | GRAPHIC | cpk09302020ex-101079.jpg | GRAPHIC | 214494 |
91 | GRAPHIC | cpk09302020ex-101080.jpg | GRAPHIC | 259093 |
92 | GRAPHIC | cpk09302020ex-101081.jpg | GRAPHIC | 235442 |
93 | GRAPHIC | cpk09302020ex-101082.jpg | GRAPHIC | 256701 |
94 | GRAPHIC | cpk09302020ex-101083.jpg | GRAPHIC | 266419 |
95 | GRAPHIC | cpk09302020ex-101084.jpg | GRAPHIC | 271474 |
96 | GRAPHIC | cpk09302020ex-101085.jpg | GRAPHIC | 244915 |
97 | GRAPHIC | cpk09302020ex-101086.jpg | GRAPHIC | 223769 |
98 | GRAPHIC | cpk09302020ex-101087.jpg | GRAPHIC | 203526 |
99 | GRAPHIC | cpk09302020ex-101088.jpg | GRAPHIC | 244739 |
100 | GRAPHIC | cpk09302020ex-101089.jpg | GRAPHIC | 254840 |
101 | GRAPHIC | cpk09302020ex-101090.jpg | GRAPHIC | 249943 |
102 | GRAPHIC | cpk09302020ex-101091.jpg | GRAPHIC | 244958 |
103 | GRAPHIC | cpk09302020ex-101092.jpg | GRAPHIC | 270127 |
104 | GRAPHIC | cpk09302020ex-101093.jpg | GRAPHIC | 269267 |
105 | GRAPHIC | cpk09302020ex-101094.jpg | GRAPHIC | 250591 |
106 | GRAPHIC | cpk09302020ex-101095.jpg | GRAPHIC | 245920 |
107 | GRAPHIC | cpk09302020ex-101096.jpg | GRAPHIC | 269882 |
108 | GRAPHIC | cpk09302020ex-101097.jpg | GRAPHIC | 295061 |
109 | GRAPHIC | cpk09302020ex-101098.jpg | GRAPHIC | 252461 |
110 | GRAPHIC | cpk09302020ex-101099.jpg | GRAPHIC | 252673 |
111 | GRAPHIC | cpk09302020ex-101100.jpg | GRAPHIC | 254068 |
112 | GRAPHIC | cpk09302020ex-101101.jpg | GRAPHIC | 277959 |
113 | GRAPHIC | cpk09302020ex-101102.jpg | GRAPHIC | 280600 |
114 | GRAPHIC | cpk09302020ex-101103.jpg | GRAPHIC | 299293 |
115 | GRAPHIC | cpk09302020ex-101104.jpg | GRAPHIC | 233777 |
116 | GRAPHIC | cpk09302020ex-101105.jpg | GRAPHIC | 252807 |
117 | GRAPHIC | cpk09302020ex-101106.jpg | GRAPHIC | 242683 |
118 | GRAPHIC | cpk09302020ex-101107.jpg | GRAPHIC | 243347 |
119 | GRAPHIC | cpk09302020ex-101108.jpg | GRAPHIC | 240298 |
120 | GRAPHIC | cpk09302020ex-101109.jpg | GRAPHIC | 291142 |
121 | GRAPHIC | cpk09302020ex-101110.jpg | GRAPHIC | 308465 |
122 | GRAPHIC | cpk09302020ex-101111.jpg | GRAPHIC | 239553 |
123 | GRAPHIC | cpk09302020ex-101112.jpg | GRAPHIC | 277938 |
124 | GRAPHIC | cpk09302020ex-101113.jpg | GRAPHIC | 281849 |
125 | GRAPHIC | cpk09302020ex-101114.jpg | GRAPHIC | 270418 |
126 | GRAPHIC | cpk09302020ex-101115.jpg | GRAPHIC | 248880 |
127 | GRAPHIC | cpk09302020ex-101116.jpg | GRAPHIC | 220261 |
128 | GRAPHIC | cpk09302020ex-101117.jpg | GRAPHIC | 52379 |
129 | GRAPHIC | cpk09302020ex-101118.jpg | GRAPHIC | 37050 |
130 | GRAPHIC | cpk09302020ex-101119.jpg | GRAPHIC | 29949 |
131 | GRAPHIC | cpk09302020ex-101120.jpg | GRAPHIC | 63050 |
132 | GRAPHIC | cpk09302020ex-101121.jpg | GRAPHIC | 86077 |
133 | GRAPHIC | cpk09302020ex-101122.jpg | GRAPHIC | 38523 |
134 | GRAPHIC | cpk09302020ex-101123.jpg | GRAPHIC | 46422 |
135 | GRAPHIC | cpk09302020ex-101124.jpg | GRAPHIC | 150244 |
136 | GRAPHIC | cpk09302020ex-101125.jpg | GRAPHIC | 180768 |
137 | GRAPHIC | cpk09302020ex-101126.jpg | GRAPHIC | 58587 |
138 | GRAPHIC | cpk09302020ex-101127.jpg | GRAPHIC | 66214 |
139 | GRAPHIC | cpk09302020ex-101128.jpg | GRAPHIC | 177017 |
140 | GRAPHIC | cpk09302020ex-101129.jpg | GRAPHIC | 31554 |
141 | GRAPHIC | cpk09302020ex-101130.jpg | GRAPHIC | 114971 |
Complete submission text file | 0001628280-20-015567.txt | 57242564 |
Data Files
Seq | Description | Document | Type | Size |
---|---|---|---|---|
7 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cpk-20200930.xsd | EX-101.SCH | 95466 |
8 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cpk-20200930_cal.xml | EX-101.CAL | 109721 |
9 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cpk-20200930_def.xml | EX-101.DEF | 530949 |
10 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cpk-20200930_lab.xml | EX-101.LAB | 990381 |
11 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cpk-20200930_pre.xml | EX-101.PRE | 734536 |
142 | EXTRACTED XBRL INSTANCE DOCUMENT | cpk-20200930_htm.xml | XML | 3798650 |
IRS No.: 510064146 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-11590 | Film No.: 201288174
SIC: 4923 Natural Gas Transmisison & Distribution