Schedule of intangible assets (Detail) - USD ($)	Sep. 30, 2015	Mar. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	$ 1,513,400	$ 1,513,400
Accumulated amortization	(230,237)	(136,143)
Intangible assets, net	1,283,163	1,377,257
Medicare license
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	704,000	704,000
Accumulated amortization	0	0
Intangible assets, net	704,000	704,000
Exclusivity
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	40,000	40,000
Accumulated amortization	(20,940)	(15,940)
Intangible assets, net	19,060	24,060
Non-compete
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	185,400	185,400
Accumulated amortization	(70,472)	(41,428)
Intangible assets, net	114,928	143,972
Payor relationships
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	107,000	107,000
Accumulated amortization	(26,750)	(16,050)
Intangible assets, net	80,250	90,950
Network relationships
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	220,000	220,000
Accumulated amortization	(51,333)	(29,333)
Intangible assets, net	168,667	190,667
Trade name
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets, Gross Amounts	257,000	257,000
Accumulated amortization	(60,742)	(33,392)
Intangible assets, net	$ 196,258	$ 223,608