SHARE-BASED COMPENSATION - Additional Information (Detail) (USD $)	3 Months Ended	4 Months Ended		5 Months Ended	9 Months Ended							1 Months Ended		3 Months Ended	4 Months Ended	9 Months Ended	4 Months Ended		3 Months Ended	4 Months Ended	9 Months Ended		3 Months Ended	4 Months Ended	5 Months Ended	9 Months Ended	3 Months Ended		4 Months Ended		9 Months Ended		5 Months Ended	9 Months Ended	5 Months Ended	9 Months Ended	5 Months Ended	9 Months Ended	1 Months Ended	9 Months Ended	1 Months Ended	9 Months Ended	1 Months Ended	9 Months Ended	1 Months Ended	9 Months Ended	1 Months Ended	9 Months Ended	3 Months Ended	4 Months Ended	2 Months Ended	3 Months Ended	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2012	May 04, 2012	Sep. 30, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012 Minimum [Member]	Sep. 30, 2012 Maximum [Member]	Sep. 30, 2012 Tranche A [Member]	Sep. 30, 2012 Tranche B [Member]	Sep. 30, 2012 Tranche C [Member]	Feb. 29, 2012 Performance Share Awards [Member]	Feb. 28, 2011 Performance Share Awards [Member]	Sep. 30, 2011 Performance Share Awards [Member]	May 04, 2012 Performance Share Awards [Member]	Sep. 30, 2011 Performance Share Awards [Member]	May 04, 2012 Performance Share Awards 2010 [Member]	May 04, 2012 Performance Share Awards 2011 [Member]	Sep. 30, 2011 Deferred Compensation Awards [Member]	May 04, 2012 Deferred Compensation Awards [Member]	Sep. 30, 2011 Deferred Compensation Awards [Member]	Sep. 30, 2012 Deferred Compensation Awards [Member]	Sep. 30, 2011 Market Condition Share Awards [Member]	May 04, 2012 Market Condition Share Awards [Member]	Sep. 30, 2012 Market Condition Share Awards [Member]	Sep. 30, 2011 Market Condition Share Awards [Member]	Sep. 30, 2012 2004 Incentive Stock Plan [Member]	Sep. 30, 2011 2004 Incentive Stock Plan [Member]	Sep. 30, 2012 2004 Incentive Stock Plan [Member]	May 04, 2012 2004 Incentive Stock Plan [Member]	Sep. 30, 2012 2004 Incentive Stock Plan [Member]	Sep. 30, 2011 2004 Incentive Stock Plan [Member]	Sep. 30, 2012 Market Condition Shares Granted 2012 Plan One [Member]	Sep. 30, 2012 Market Condition Shares Granted 2012 Plan One [Member]	Sep. 30, 2012 Market Condition Shares Granted 2012 Plan Two [Member]	Sep. 30, 2012 Market Condition Shares Granted 2012 Plan Two [Member]	Sep. 30, 2012 Market Condition Shares Granted 2012 Plan Three [Member]	Sep. 30, 2012 Market Condition Shares Granted 2012 Plan Three [Member]	May 04, 2012 Market Condition Shares Granted 2011 Plan One [Member]	Sep. 30, 2012 Market Condition Shares Granted 2011 Plan One [Member]	May 04, 2012 Market Condition Shares Granted 2011 Plan Two [Member]	Sep. 30, 2012 Market Condition Shares Granted 2011 Plan Two [Member]	May 04, 2012 Market Condition Shares Granted 2011 Plan Three [Member]	Sep. 30, 2012 Market Condition Shares Granted 2011 Plan Three [Member]	May 04, 2012 Market Condition Shares Granted 2010 Plan One [Member]	Sep. 30, 2012 Market Condition Shares Granted 2010 Plan One [Member]	May 04, 2012 Market Condition Shares Granted 2010 Plan Two [Member]	Sep. 30, 2012 Market Condition Shares Granted 2010 Plan Two [Member]	Sep. 30, 2012 K 9 Plan [Member]	May 04, 2012 K 9 Plan [Member]	Sep. 30, 2012 K 9 Plan [Member] Performance Share Awards [Member]	Sep. 30, 2012 K 9 Plan [Member] Performance Share Awards [Member]	Sep. 30, 2012 K 9 Plan [Member] Performance Share Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized incentive option plan					3,380,740
Share based compensation expense														$ 71,000	$ 264,000	$ 214,000							$ 183,000	$ 1,493,000	$ 868,000	$ 572,000		$ 507,000	$ 868,000	$ 3,348,000		$ 1,638,000																	$ 252,000	$ 252,000		$ 107,000	$ 107,000
Income tax expense related to share based compensation expense																												11,000	49,000	43,000		36,000																	9,000	9,000
Authorized and reserved for issuance					2,436,182
Compensation cost related to Share-based compensation awards		10,266,000		10,266,000	10,266,000
Expected weighted average period					5 years 1 month 6 days
Stock option expiration period					10 years
Vesting period of non-vested shares					3 years		3 years	5 years
Internal rate of return										20.00%	25.00%
Stock options, Granted									598,771	598,748	598,748
Fair market value per share									$ 6.27	$ 5.64	$ 5.30
Stock option expense																											145				145
Stock option granted																								407,593		444,002								255,107		76,243		76,243		277,894		83,054		83,054		91,463		91,463
Vested share percentage first year																																		0.3333		0.5000		0.5000		0.3333		0.5000		0.5000		0.5000		0.5000
Vested share percentage second year																																		0.3333		0.5000		0.5000		0.3333		0.5000		0.5000		0.5000		0.5000
Vested share percentage third year																																		0.3333						0.3333
Fair value of market condition share																																		$ 2.12		$ 2.05		$ 2.22		$ 2.35		$ 2.15		$ 2.19		$ 2.53		$ 2.61
Expected dividend yield					0.00%				0.00%	0.00%																								0.00%		0.00%		0.00%		0.00%		0.00%		0.00%		0.00%		0.00%
Weighted average maturity period					5 years 6 months				5 years	5 years 6 months																								10 months 21 days		10 months 21 days		10 months 21 days		10 months 18 days		1 year 10 months 21 days		1 year 10 months 21 days		2 years 9 months		2 years 9 months
Unrecognized expense																	68,000	135,000															542,000		156,000		170,000		544,000		119,000		121,000		111,000		114,000
Market condition share issued												75,152	96,305																											416,841		124,581		124,581		137,195		137,195
Additional compensation expense																																								109,000		37,000		38,000		68,000		70,000
Number of performance shares granted															85,036	92,633																																			37,500
Fair Value of performance shares granted															$ 3.35	$ 3.23																																			$ 10.00
Reduction in share based expenses															19,000	16,000
Bonus payment to executive																						2,200,000
Shares transferred for issuance																						129,412
Fair value of stock																					2,200,000
Share based compensation income																			6,000	34,000	1,000
Unrecognized expenses of non-vested shares			1,323,000
Share based compensation expense non-vested shares	259,000		1,644,000			847,000
Market value of non vested shares						125.00%
Non cash professional fees expense related to non vested shares						$ 22,000
Number of non-vested shares issued						10,188