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Note 14 - Industry Segments (Tables)
12 Months Ended
Dec. 31, 2018
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
Year Ended December 31, 2018
 
GIG
 
LMH
 
Unallocated
 
Consolidated
                                 
Revenue
  $
5,956,261
    $
14,065,132
    $
-
    $
20,021,393
 
Segment gross profit
   
4,006,640
     
8,426,102
     
-
     
12,432,742
 
Segment loss from operations
   
(4,700,272
)    
(4,075,477
)    
(3,481,792
)    
(12,257,541
)
Capital expenditures
   
56,051
     
141,793,310
     
-
     
141,849,361
 
Depreciation and amortization
   
1,271,134
     
6,804,931
     
-
     
8,076,065
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
Year Ended December 31, 2017
 
GIG
 
LMH
 
Unallocated
 
Consolidated
                                 
Revenue
  $
3,748,599
    $
5,265,746
    $
-
    $
9,014,345
 
Segment gross profit
   
3,008,942
     
2,575,208
     
-
     
5,584,150
 
Segment loss from operations
   
(2,654,735
)    
(2,445,873
)    
(1,672,324
)    
(6,772,932
)
Capital expenditures
   
2,188,010
     
12,809,322
     
-
     
14,997,332
 
Depreciation and amortization
   
935,496
     
2,418,430
     
-
     
3,353,926
 
As of December 31, 2018
 
GIG
 
LMH
 
Unallocated
 
Total
Consolidated
                                 
Accounts receivable, net
  $
1,075,399
    $
3,389,045
    $
-
    $
4,464,444
 
Goodwill
   
8,719,294
     
89,966,501
     
-
     
98,685,795
 
Total assets
   
36,396,939
     
175,082,989
     
120,714,593
     
332,194,521
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
As of December 31, 2017
 
GIG
 
LMH
 
Unallocated
 
Consolidated
                                 
Accounts receivable, net
  $
433,225
    $
662,552
    $
-
    $
1,095,777
 
Goodwill
   
8,719,294
     
15,972,867
     
-
     
24,692,161
 
Total assets
   
25,762,437
     
32,443,777
     
95,270,870
     
153,477,084