BORROWINGS (Details)		1 Months Ended		3 Months Ended		12 Months Ended
	Oct. 24, 2014 USD ($)	Jan. 31, 2016 USD ($)	Nov. 30, 2015 USD ($)	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Future principal payments on the Facility
Long-term debt				$ 19,703,000		$ 19,703,000		$ 8,843,000
Proceeds under Master Lease Agreement				3,421,000	$ 0	9,119,000	$ 0
Long-term debt				19,703,000		19,703,000		8,843,000
Other current liabilities, net				995,000		995,000		581,000
Proceeds from debt issuance				0	0	5,500,000	0
Computer equipment acquired under capital lease obligations				0	362,000	0	687,000
Payment of capital lease obligation				0	362,000	0	$ 687,000
Future payment obligations under capital leases								0
Accumulated depreciation				162,900,000		162,900,000		156,800,000
Depreciation and amortization				6,189,000	5,346,000
Equipment under capital leases
Future principal payments on the Facility
Fixed assets				13,500,000		13,500,000		10,000,000
Accumulated depreciation				5,200,000		5,200,000		4,600,000
Depreciation and amortization				699,000	$ 195,000
U.S. Bank
Debt Instrument [Line Items]
Letters of credit, outstanding amount				430,000		430,000		430,000
Real estate loan and term loan
Future principal payments on the Facility
Long-term Debt, Gross				20,600,000		20,600,000
Master Lease Agreement [Member] | U.S. Bank Equipment Finance [Member]
Debt Instrument [Line Items]
Debt instrument, term			60 months
Future principal payments on the Facility
2016 (Remainder)				1,277,000		1,277,000
2017				1,755,000		1,755,000
2018				1,818,000		1,818,000
2019				1,882,000		1,882,000
2020				1,846,000		1,846,000
Thereafter				62,000		62,000
Long-term debt				8,640,000		8,640,000
Termination Period			12 months
Capital Leases, Repurchase Option, Amount			$ 1.00
Proceeds under Master Lease Agreement		$ 3,400,000
Long-term debt				$ 8,640,000		8,640,000
Weighted average interest rate (as a percent)				3.50%
Line of Credit Facility, Maximum Borrowing Capacity			$ 20,000,000
Commercial purchasing card
Future principal payments on the Facility
Outstanding balance				$ 891,000		891,000		641,000
Unused borrowing capacity				$ 4,100,000		4,100,000		$ 4,400,000
Loan Agreement
Debt Instrument [Line Items]
Debt instrument, face amount	$ 55,800,000
Loan to value ratio	80.00%
Fixed charge coverage ratio, term				12 months
Fixed charge coverage ratio				1.15
Cash flow leverage ratio, term				12 months
Minimum liquidity				$ 50,000,000
Debt instrument, increase to borrowing capacity				20,000,000		20,000,000
Future principal payments on the Facility
2016 (Remainder)				0		0
2017				1,145,000		1,145,000
2018				1,145,000		1,145,000
2019				1,145,000		1,145,000
2020				1,145,000		1,145,000
Thereafter				16,031,000		16,031,000
Long-term debt				20,611,000		20,611,000
Long-term debt				$ 20,611,000		20,611,000
Loan Agreement | During construction phase
Debt Instrument [Line Items]
Cash flow leverage ratio				3.00
Loan Agreement | Following construction phase
Debt Instrument [Line Items]
Cash flow leverage ratio				2.50
Loan Agreement | Default rate
Debt Instrument [Line Items]
Interest rate margin on variable rate basis (as a percent)				2.00%
Loan Agreement | Revolving credit facility
Debt Instrument [Line Items]
Debt instrument, face amount	$ 10,000,000
Debt instrument, term	3 years
Loan Agreement | Revolving credit facility | LIBOR
Debt Instrument [Line Items]
Interest rate margin on variable rate basis (as a percent)	2.00%
Loan Agreement | Revolving credit facility | Alternate Base Rate
Debt Instrument [Line Items]
Interest rate margin on variable rate basis (as a percent)	1.00%
Loan Agreement | Senior secured real estate loan
Debt Instrument [Line Items]
Debt instrument, face amount	$ 45,800,000
Loan Agreement | Term loan
Debt Instrument [Line Items]
Debt instrument, term				6 years 9 months
Loan Agreement | Real estate loan and term loan
Debt Instrument [Line Items]
Fixed rate following interest rate swap	4.60%
Annual principal payment				$ 1,100,000		1,100,000
Periodic payment terms, balloon payment				$ 38,000,000		$ 38,000,000
Loan Agreement | Real estate loan and term loan | LIBOR
Debt Instrument [Line Items]
Interest rate margin on variable rate basis (as a percent)	2.00%
Loan Agreement | Real estate loan and term loan | Alternate Base Rate
Debt Instrument [Line Items]
Interest rate margin on variable rate basis (as a percent)	1.00%