Schedule II - Condensed Financial Information of Registrant Condensed Balance Sheets (Detail) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
INVESTMENTS:
Fixed maturities	$ 7,068,365	$ 4,022,368
Short-term investments	261,244	394,342
Total investments	7,329,609	4,416,710
CASH AND CASH EQUIVALENTS	8,105,859	8,530,758	6,976,358	6,061,069
ACCRUED INVESTMENT INCOME	53,287	32,918
PROPERTY	2,473,285	2,189,212
INVESTMENT IN SUBSIDIARIES	9,333,447	8,155,857	6,618,394
OTHER ASSETS	2,220,582	1,902,272
TOTAL ASSETS	56,903,105	37,337,789	38,276,000
LIABILITIES, REEDEMABLE SHARES, AND SHAREHOLDERS' EQUITY
OTHER PAYABLES AND ACCRUALS	5,445,258	4,097,473
MORTGAGE LOAN PAYABLE	1,294,400	1,340,000
DEFERRED COMPENSATION	2,062,783	1,613,111
TOTAL LIABILITIES	46,796,768	29,089,956
COMMITMENTS AND CONTINGENCIES
REDEEMABLE SHARES:
Total redeemable preferred and common shares	10,106,337	8,247,833
SHAREHOLDERS' EQUITY-Preferred Shares; no par value-authorized, 93,700 shares; issued, none
TOTAL LIABILITIES, REDEEMABLE SHARES AND SHAREHOLDERS' EQUITY	56,903,105	37,337,789
Provider Preferred-2009 Series [Member]
REDEEMABLE SHARES:
Redeemable shares
Institutional Preferred Shares-2010 Series [Member]
REDEEMABLE SHARES:
Redeemable shares	391,814	373,743
Institutional Preferred Shares-2012 Series [Member]
REDEEMABLE SHARES:
Redeemable shares	1,130,946	1,078,785
Institutional Preferred Shares-2013 Series [Member]
REDEEMABLE SHARES:
Redeemable shares	1,040,242
Class A Redeemable Common Shares [Member]
REDEEMABLE SHARES:
Redeemable shares	488,282	460,630
Class B Redeemable Common Shares [Member]
REDEEMABLE SHARES:
Redeemable shares	7,055,053	6,334,675
Parent [Member]
INVESTMENTS:
Fixed maturities	877,671
Short-term investments	41,738	41,733
Total investments	919,409	41,733
CASH AND CASH EQUIVALENTS	1,375,743	1,135,718	524,732	197,612
ACCRUED INVESTMENT INCOME	4,349
INTERCOMPANY RECEIVABLES	373,829	407,832
INTERCOMPANY NOTE RECEIVABLE	230,000	230,000
PROPERTY	1,907,474	1,886,004
INVESTMENT IN SUBSIDIARIES	9,333,447	8,155,857
DEFERRED INCOME TAX	811,976	669,772
OTHER ASSETS	690,855	533,919
TOTAL ASSETS	15,647,082	13,060,835
LIABILITIES, REEDEMABLE SHARES, AND SHAREHOLDERS' EQUITY
OTHER PAYABLES AND ACCRUALS	2,183,562	1,859,891
MORTGAGE LOAN PAYABLE	1,294,400	1,340,000
DEFERRED COMPENSATION	2,062,783	1,613,111
TOTAL LIABILITIES	5,540,745	4,813,002
COMMITMENTS AND CONTINGENCIES
REDEEMABLE SHARES:
Total redeemable preferred and common shares	10,106,337	8,247,833
SHAREHOLDERS' EQUITY-Preferred Shares; no par value-authorized, 93,700 shares; issued, none
TOTAL LIABILITIES, REDEEMABLE SHARES AND SHAREHOLDERS' EQUITY	15,647,082	13,060,835
Parent [Member] | Provider Preferred-2009 Series [Member]
REDEEMABLE SHARES:
Redeemable shares
Parent [Member] | Institutional Preferred Shares-2010 Series [Member]
REDEEMABLE SHARES:
Redeemable shares	391,814	373,743
Parent [Member] | Institutional Preferred Shares-2012 Series [Member]
REDEEMABLE SHARES:
Redeemable shares	1,130,946	1,078,785
Parent [Member] | Institutional Preferred Shares-2013 Series [Member]
REDEEMABLE SHARES:
Redeemable shares	1,040,242
Parent [Member] | Class A Redeemable Common Shares [Member]
REDEEMABLE SHARES:
Redeemable shares	488,282	460,630
Parent [Member] | Class B Redeemable Common Shares [Member]
REDEEMABLE SHARES:
Redeemable shares	$ 7,055,053	$ 6,334,675