Investments in Other Entities - Equity Method - Additional Information (Details)					1 Months Ended	3 Months Ended
	Apr. 30, 2020 USD ($)	Jul. 01, 2019 USD ($)	Jun. 29, 2018 USD ($)	Aug. 10, 2015 USD ($) shares	May 31, 2018 USD ($) shares	Mar. 31, 2020 USD ($) provider	Mar. 31, 2019 USD ($)	Mar. 31, 2020 medical_center	Mar. 31, 2020 patient	Mar. 31, 2020	Mar. 31, 2020 USD ($)	Mar. 31, 2020 plan	Mar. 31, 2020 specialty_care_physician	Mar. 31, 2020 primary_care_physician	Mar. 31, 2020 member	Dec. 31, 2019 USD ($)	Aug. 31, 2019 USD ($)	Apr. 23, 2019 USD ($)	Dec. 18, 2018 USD ($)	Jun. 30, 2018 USD ($)	May 14, 2016	Jul. 31, 2015 USD ($)	Dec. 31, 2012 USD ($)
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						$ 2,054,000	$ (850,000)
Investments in other entities – equity method											$ 30,781,000					$ 28,427,000
Cash consideration paid for ownership interest						300,000	0
Contribution						$ 300,000
APC | MediPortal LLC
Schedule of Equity Method Investments [Line Items]
Membership interests purchased (in shares) | shares					270,000
Payments to purchase membership interests					$ 400,000
Membership interests acquired (in dollars per share) | shares					1.50
Ownership percentage					2.80%
Term of warrant					5 years
Number of warrants received (in shares) | shares					270,000
Term of option					5 years
Options to purchase additional membership interests (in shares) | shares					380,000
Number of warrants available to purchase, contingent upon the portal completion date (in shares) | shares					480,000
Accountable Health Care
Schedule of Equity Method Investments [Line Items]
Number of medical centers | medical_center								4
Number of employees (more than)													700	300
Number of members of federally qualified health plans (more than) | member															80,000
Number federally qualified health plans | plan												3
Network Medical Management, Inc. | AchievaMed, Inc.
Schedule of Equity Method Investments [Line Items]
Ownership percentage		10.00%
Percentage of voting common stock, within five years		50.00%
Duration of investment		5 years
Investment amount		$ 500,000
Related investment balance											500,000
Pacific6 Enterprises
Schedule of Equity Method Investments [Line Items]
Ownership interest																			33.30%
Health Source MSO Inc.
Schedule of Equity Method Investments [Line Items]
Ownership interest																			33.30%
LaSalle Medical Associates
Schedule of Equity Method Investments [Line Items]
Number of medical centers | medical_center								6
Number of employees (more than) | provider						2,300
Number of patients (more than) | patient									295,000
Income (loss) from equity method investments						$ (643,000)
Investments in other entities – equity method											5,754,000					6,397,000
Contribution						0
LaSalle Medical Associates | APC LSMA
Schedule of Equity Method Investments [Line Items]
Amount invested for interest																							$ 5,000,000
Ownership interest																							25.00%
LaSalle Medical Associates | APC
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						(600,000)	(1,100,000)
Pacific Medical Imaging & Oncology Center, Inc.
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						87,000
Investments in other entities – equity method											1,483,000					1,396,000
Contribution						0
Pacific Medical Imaging & Oncology Center, Inc. | APC LSMA
Schedule of Equity Method Investments [Line Items]
Amount invested for interest																						$ 1,200,000
Ownership interest																						40.00%
Pacific Medical Imaging & Oncology Center, Inc. | APC
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						100,000	100,000
Investments in other entities – equity method											1,500,000					1,400,000
Pacific Medical Imaging & Oncology Center, Inc. | APC | Ancillary Service Contract
Schedule of Equity Method Investments [Line Items]
Fees paid						600,000	700,000
Universal Care, Inc.
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						2,670,000	1,000,000
Investments in other entities – equity method											4,108,000					1,438,000
Contribution						0
Universal Care, Inc. | APC | Subsequent Event
Schedule of Equity Method Investments [Line Items]
Ownership interest disposed	48.90%
Cash consideration received, sale of equity method investment	$ 69,200,000
Repayment of indebtedness received	16,500,000
Additional cash consideration entitled to be received	15,600,000
Universal Care, Inc. | APC | Preferred Stock | Subsequent Event | Bright
Schedule of Equity Method Investments [Line Items]
Value of non-cash consideration received	33,300,000
Value of additional non-cash consideration to be received	$ 5,900,000
Universal Care, Inc. | Universal Care Acquisition Partners, LLC | Subsequent Event | APC
Schedule of Equity Method Investments [Line Items]
Ownership interest	48.90%
Universal Care, Inc. | Universal Care Acquisition Partners, LLC | Voting Common Stock A Two
Schedule of Equity Method Investments [Line Items]
Shares purchased (in shares) | shares				100,000
Cash consideration paid for ownership interest				$ 10,000,000
Percentage of voting common stock				50.00%
Universal Care, Inc. | Universal Care Acquisition Partners, LLC | Ancillary Service Contract | Voting Common Stock A Two
Schedule of Equity Method Investments [Line Items]
Ownership interest				48.90%
Diagnostic Medical Group
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						(5,000)
Investments in other entities – equity method											2,329,000					2,334,000
Contribution						0
Diagnostic Medical Group | APC
Schedule of Equity Method Investments [Line Items]
Ownership interest																					40.00%
Income (loss) from equity method investments						(5,244)	200,000
Investments in other entities – equity method											2,300,000					2,300,000
513 W. College LLC
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						(111,000)
Investments in other entities – equity method											16,887,000					16,698,000
Purchase price of real estate			$ 33,300,000
Contribution						300,000
513 W. College LLC | APC
Schedule of Equity Method Investments [Line Items]
Ownership interest										50.00%										25.00%
Income (loss) from equity method investments						(100,000)	$ (46,968)
Investments in other entities – equity method											16,900,000					16,700,000
Initial capital contributions																				$ 8,300,000
Contribution						300,000
513 W. College LLC | College Street Investment LP
Schedule of Equity Method Investments [Line Items]
Ownership interest																				50.00%
Initial capital contributions																				$ 16,700,000
513 W. College LLC | Network Medical Management, Inc.
Schedule of Equity Method Investments [Line Items]
Amount invested for interest																		$ 8,300,000
Ownership interest																		25.00%		25.00%
Initial capital contributions																				$ 8,300,000
MWN, LLC – related party
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments						56,000
Investments in other entities – equity method											220,000					164,000
Contribution						0
MWN, LLC – related party | Network Medical Management, Inc.
Schedule of Equity Method Investments [Line Items]
Ownership interest																			33.30%
Income (loss) from equity method investments						$ 100,000
Investments in other entities – equity method											$ 200,000					$ 200,000
Initial capital contributions																			$ 3,000
Working capital contribution																	$ 300,000		30,000
MWN, LLC – related party | Pacific6 Enterprises
Schedule of Equity Method Investments [Line Items]
Initial capital contributions																			3,000
Working capital contribution																			30,000
MWN, LLC – related party | Health Source MSO Inc.
Schedule of Equity Method Investments [Line Items]
Initial capital contributions																			3,000
Working capital contribution																			$ 30,000