Shareholders' Equity - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended	3 Months Ended	12 Months Ended				12 Months Ended			12 Months Ended			12 Months Ended							12 Months Ended
	Jul. 28, 2011	Sep. 30, 2011	Jun. 30, 2013 Stockholders	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2013 2005 Equity Incentive Plan [Member]	Jun. 30, 2012 2005 Equity Incentive Plan [Member]	Jun. 30, 2011 2005 Equity Incentive Plan [Member]	Jun. 30, 2013 2005 Equity Incentive Plan [Member] 2001 Plans [Member]	Jun. 30, 2013 2011 Director Stock Option Plan [Member]	Jun. 30, 2013 2011 Director Stock Option Plan [Member] Maximum [Member]	Jun. 30, 2013 Incentive Stock Options [Member] 2005 Equity Incentive Plan [Member]	Jun. 30, 2013 Restricted Stock Awards [Member] 2005 Equity Incentive Plan [Member]	Jun. 30, 2013 2001 Outside Directors Stock Ownership and Stock Option Plan [Member]	Mar. 31, 2006 2001 Outside Directors Stock Ownership and Stock Option Plan [Member]	Jun. 30, 2012 2001 Outside Directors Stock Ownership and Stock Option Plan [Member]	Jun. 30, 2011 2001 Outside Directors Stock Ownership and Stock Option Plan [Member]	Mar. 31, 2006 2001 Outside Directors Stock Ownership and Stock Option Plan [Member] Maximum [Member]	Jun. 30, 2013 2001 Long-Term Stock Option Plan [Member]	Jun. 30, 2012 2001 Long-Term Stock Option Plan [Member]	Jun. 30, 2011 2001 Long-Term Stock Option Plan [Member]	Feb. 28, 2006 2001 Long-Term Stock Option Plan [Member] Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Plan, Description							2005 Equity Incentive Plan was approved by SunLink's shareholders at the Annual Meeting of Shareholders. This Plan permits the grant of options to employees, non-employee directors and service providers of SunLink for the purchase of up to 800,000 common shares plus the number of unused shares under the 2001 Plans, which is 30,675, by November 2015.				2011 Director Stock Option Plan was approved by SunLink's shareholders at the Annual Meeting of Shareholders. This plan permits the grant of options to non-employee directors of SunLink for the purchase of up to 300,000 common shares through September 2012.
Purchase of common shares							800,000					300,000							90,000				810,000
Options granted			260,000	250,000	0		120,000				140,000					90,000
Options granted							360,676				90,000
Options outstanding			617,499	400,499	174,249	393,624	369,999	289,999	115,999		210,000				37,500		37,500	45,000		0	3,000	13,250
Options exercised			0	0	40,500		0				0				7,500					591,909
Terms of award							This Plan restricts the number of Incentive Stock Options to 700,000 shares and Restricted Stock Awards to 200,000 shares.
Number of shares restricted under share based plan										30,675
Number of Shares, Restricted													700,000	200,000
Share options to be granted for each restricted share award							4
Weighted average fair value of each options granted			$ 1.22	$ 2.09
Estimated volatility			80.00%	76.00%
Expected life			6 years	6 years
Risk-free interest rate			0.89%	1.34%
Dividend yield			0.00%	0.00%
Compensation expense for share options issued			$ 86	$ 92	$ 6
Unrecognized compensation cost			82
Total intrinsic value of options exercised					1
Aggregate intrinsic value of options outstanding			0	0
Aggregate intrinsic value of options exercisable			0	0
Purchase price at tender offer			$ 1.50
Number of shares held by holders			99
Bonus offered to tendering holder			100
Purchase of common shares			2,631
Common shares of SunLink tendered by holders			68
Common shares issued and outstanding			9,443,334
Common shares issued and outstanding and held by stockholders			480
Aggregate cash cost of the odd lot tender offer			195
Purchase price of odd lot shares			4
Aggregate bonus payments			7
Fees and expenses			184
Maximum reduction in number of record holders			300
Common shares sought to sell in private offering		3,800,000
Minimum amount through private placement of shares		2,500
Sale of common shares under private placement	1,329,000
Closing under private placement of common share at per share value	$ 1.90
Net proceeds of the private placement	2,500
Pre-payment on the Credit Facility Term Loan	$ 8,000
Redemption of Rights, price			$ 0.001