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v3.19.1

NOTES PAYABLE AND AMENDED CREDIT AGREEMENT (Details) |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 04, 2019 USD ($) Installment | Aug. 31, 2018 USD ($) Clinic Installment | Apr. 30, 2018 USD ($) Installment | Feb. 28, 2018 USD ($) Clinic | Apr. 30, 2019 USD ($) | Nov. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Jan. 31, 2016 USD ($) | Mar. 31, 2019 USD ($) | Dec. 31, 2018 Clinic | Dec. 05, 2013 USD ($)
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of clinic practices acquired | Clinic |  | 4 |  | 2 |  |  |  |  |  | 5 |
2018 Acquisition [Member] | August 2019 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost payable in installments including accrued interest |  | $ 200,000 |  |  |  |  |  |  |  |  |
2018 Acquisition [Member] | August 2020 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost payable in installments including accrued interest |  | $ 200,000 |  |  |  |  |  |  |  |  |
Industrial Injury Prevention [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Payment of debt |  |  |  |  | $ 200,000 |  |  |  |  |  |
Industrial Injury Prevention [Member] | April 2020 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost payable in installments including accrued interest |  |  | $ 200,000 |  |  |  |  |  |  |  |
Notes Payable [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Average effective interest rate |  | 5.00% | 4.75% |  |  |  |  |  |  |  |
Notes Payable [Member] | Redeemable Non-Controlling Interest [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Aggregate amount of notes payable | $ 228,120 |  |  |  |  |  |  |  |  |  |
Number of principal installments | Installment | 2 |  |  |  |  |  |  |  |  |  |
Notes Payable [Member] | March 2020 [Member] | Redeemable Non-Controlling Interest [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost payable in installments including accrued interest | $ 114,080 |  |  |  |  |  |  |  |  |  |
Notes Payable [Member] | March 2021 [Member] | Redeemable Non-Controlling Interest [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Acquisition cost payable in installments including accrued interest | $ 114,080 |  |  |  |  |  |  |  |  |  |
Notes Payable [Member] | 2018 Acquisition [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Aggregate amount of notes payable |  | $ 400,000 |  | $ 150,000 |  |  |  |  |  |  |
Number of principal installments | Installment |  | 2 |  |  |  |  |  |  |  |  |
Average effective interest rate |  |  |  | 4.50% |  |  |  |  |  |  |
Notes Payable [Member] | Industrial Injury Prevention [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Aggregate amount of notes payable |  |  | $ 400,000 |  |  |  |  |  |  |  |
Number of principal installments | Installment |  |  | 2 |  |  |  |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Spread on Libor variable rate |  |  |  |  |  |  |  |  | 1.25% |  |
Spread on variable rate |  |  |  |  |  |  |  |  | 0.10% |  |
Percentage of unused commitment fee |  |  |  |  |  |  |  |  | 0.25% |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Spread on Libor variable rate |  |  |  |  |  |  |  |  | 2.00% |  |
Spread on variable rate |  |  |  |  |  |  |  |  | 1.00% |  |
Percentage of unused commitment fee |  |  |  |  |  |  |  |  | 0.30% |  |
Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revolving credit facility commitment |  |  |  |  |  |  |  |  |  |  | $ 125,000,000
Revolving credit facility maturity date |  |  |  |  |  |  |  |  | Nov. 30, 2021 |  |
Remaining revolving credit outstanding |  |  |  |  |  |  |  |  | $ 96,000,000 |  |
Average effective interest rate |  |  |  |  |  |  |  |  | 4.40% |  |
Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Cash and noncash consideration with respect to acquisition after amendment |  |  |  |  |  |  |  | $ 50,000,000 |  |  |
Credit Agreement [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |
Cash dividends after amendment |  |  |  |  |  | $ 20,000,000 | $ 15,000,000 | $ 10,000,000 |  |  |

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