Quarterly report pursuant to Section 13 or 15(d)

Operating Segments - Schedule of Segment Reporting Information (Details)

v3.19.1
Operating Segments - Schedule of Segment Reporting Information (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Revenue from external customers $ 11,708 $ 12,658
Intercompany revenues
Gross profit 2,501 3,321
Research and development 227 232
Interest income 81 49
Interest expense (87) (53)
Interest expense-financing fees (10) (9)
Depreciation and amortization 323 372
Segment income (loss) before income taxes (511) 304
Income tax expense (39) (51)
Segment income (loss) (550) 253
Expenditures for segment assets 224 248
Treatment [Member]    
Revenue from external customers 9,905 8,959
Intercompany revenues 2 213
Gross profit 2,957 2,780
Research and development 147 114
Interest income
Interest expense (17)
Interest expense-financing fees
Depreciation and amortization 237 240
Segment income (loss) before income taxes 1,875 1,744
Income tax expense (39) (51)
Segment income (loss) 1,836 1,693
Expenditures for segment assets 222 220
Services [Member]    
Revenue from external customers 1,803 3,699
Intercompany revenues 21 14
Gross profit (456) 541
Research and development
Interest income
Interest expense (9) (1)
Interest expense-financing fees
Depreciation and amortization 78 123
Segment income (loss) before income taxes (1,012) (86)
Income tax expense
Segment income (loss) (1,012) (86)
Expenditures for segment assets 2 25
Medical [Member]    
Revenue from external customers
Intercompany revenues
Gross profit
Research and development 74 100
Interest income
Interest expense
Interest expense-financing fees
Depreciation and amortization
Segment income (loss) before income taxes (74) (100)
Income tax expense
Segment income (loss) (74) (100)
Expenditures for segment assets
Segments Total [Member]    
Revenue from external customers 11,708 12,658
Intercompany revenues 23 227
Gross profit 2,501 3,321
Research and development 221 214
Interest income
Interest expense (26) (1)
Interest expense-financing fees
Depreciation and amortization 315 363
Segment income (loss) before income taxes 789 1,558
Income tax expense (39) (51)
Segment income (loss) 750 1,507
Expenditures for segment assets 224 245
Corporate [Member]    
Revenue from external customers [1]
Intercompany revenues [1]
Gross profit [1]
Research and development [1] 6 18
Interest income [1] 81 49
Interest expense [1] (61) (52)
Interest expense-financing fees [1] (10) (9)
Depreciation and amortization [1] 8 9
Segment income (loss) before income taxes [1] (1,300) (1,254)
Income tax expense [1]
Segment income (loss) [1] (1,300) (1,254)
Expenditures for segment assets [1] $ 3
[1] Amounts reflect the activity for corporate headquarters not included in the segment information.