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Summarized Quarterly Financial Data (Unaudited)
 12 Months Ended
Dec. 31, 2017
Summarized Quarterly Financial Data (Unaudited) [Abstract]  
Summarized Quarterly Financial Data (Unaudited)

(23) Summarized Quarterly Financial Data (Unaudited)

 

Quarterly financial information for 2017 and 2016 is as follows:

 

 Quarter 
2017  First   Second   Third   Fourth 
Revenues $25,289,659  $22,787,683  $33,507,053  $35,439,183 
Gross profit  5,653,920   3,464,666   7,221,288   3,616,077 
Income from operations  2,871,578   764,016   2,719,550   (1,674,877)
Net income(loss)  1,707,869   15,917   1,572,335   (1,636,333)
Net income per share:                
Basic $0.08  $0.001  $0.07  $-0.076 
Diluted $0.08  $0.001  $0.07  $-0.076 

 

 Quarter 
2016 First  Second  Third  Fourth 
Revenues $27,914,333  $37,991,892  $37,462,066  $31,376,309 
Gross profit  3,765,884   6,889,754   7,330,843   7,545,402 
Income (loss) from operations  (580,367)  4,168,522   4,731,145   4,632,419 
Net income (loss)  (1,373,896)  2,581,606   3,034,542   3,070,724 
Net income per share:                
Basic $-0.06  $0.12  $0.14  $0.14 
Diluted $-0.06  $0.12  $0.14  $0.14