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Quarterly Financial Data (Unaudited)
12 Months Ended
Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Financial Data (Unaudited)
QUARTERLY FINANCIAL DATA (UNAUDITED)

 
Quarters
 
 
 
First
 
Second
 
Third
 
Fourth
 
Total Year
2012
(Dollars in thousands, except per unit amounts)
Total Revenues
$
28,263

 
$
36,885

 
$
43,953

 
$
47,738

 
$
156,839

Operating and Maintenance Expenses
15,576

 
16,566

 
20,541

 
20,086

 
72,769

Operating Income
8,555

 
16,265

 
18,351

 
21,280

 
64,451

Net Income
8,044

 
15,226

 
16,541

 
15,696

 
55,507

Limited partners' interest in net income
11,326

 
12,721

 
14,736

 
15,334

 
54,117

Net Income per limited partner unit:
 
 
 
 
 
 
 
 
 
Common - basic
0.37

 
0.41

 
0.55

 
0.53

 
1.90

Common - diluted
0.37

 
0.41

 
0.54

 
0.53

 
1.89

Subordinated - basic and diluted
0.37

 
0.41

 
0.41

 
0.30

 
1.47

2011
 
 
 
 
 
 
 
 
 
Total Revenues
$
7,692

 
$
21,566

 
$
28,622

 
$
29,457

 
$
87,337

Operating and Maintenance Expenses
12,361

 
12,418

 
13,857

 
15,666

 
54,302

Operating Income (Loss)
(8,011
)
 
5,387

 
12,888

 
9,845

 
20,109

Net Income (Loss)
(8,011
)
 
4,926

 
12,287

 
9,297

 
18,499

Limited partners' interest in net income

 
7,738

 
14,824

 
11,314

 
33,876

Net Income per limited partner unit: (a)
 
 
 
 
 
 
 
 
 
Common - basic and diluted

 
0.25

 
0.49

 
0.37

 
1.11

Subordinated - basic and diluted

 
0.25

 
0.49

 
0.37

 
1.11

________
(a) Net income per unit is only calculated for the Partnership after the Initial Offering as no units were outstanding prior to April 26, 2011.