DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $)	6 Months Ended	12 Months Ended
	Jun. 30, 2011	Jun. 30, 2012 segment classofreceivable	Jun. 30, 2011	Jun. 30, 2010
Accounts and notes receivable, allowance for doubtful accounts and credit quality of financing receivables
Number of portfolio segments		1
Number of classes of receivables (in counts)		4
Development Financing loans made to HBG Connex S.P.A, net of discount		$ 15,600,000
Discount amount on Development Financing loans made to HBG Connex S.P.A		3,300,000
Accounts and Notes Receivable
Ending Balance	293,471,000	337,730,000	293,471,000
Ending balance individually evaluated for impairment	50,171,000	100,371,000	50,171,000
Ending Balance Collectively Evaluated for Impairment	243,300,000	237,359,000	243,300,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(14,853,000)	(11,566,000)
Charge-offs	9,312,000	3,571,000
Recoveries	244,000	756,000
Provision	(6,269,000)	(9,863,000)
Balance at the end of the period	(11,566,000)	(17,102,000)	(11,566,000)
Ending Balance Individually Evaluated for Impairment	(6,250,000)	(8,898,000)	(6,250,000)
Ending Balance Collectively Evaluated for Impairment	(5,316,000)	(8,204,000)	(5,316,000)
Impaired financing receivables
Related allowance written off		1,800,000
Inventories
Raw materials	53,926,000	50,498,000	53,926,000
Work-in-process	1,630,000	1,713,000	1,630,000
Finished goods	13,078,000	22,855,000	13,078,000
Total	68,634,000	75,066,000	68,634,000
Inventory write-downs		5,902,000	3,623,000	2,025,000
Deferred revenue and deferred cost of revenue
Maximum term of expected realization of deferred revenue and deferred cost, classified as current liabilities and current assets (in years)		1 year
Restricted long-term investments
Restricted long-term investments	12,485,000	12,171,000	12,485,000
Current
Accounts and Notes Receivable
Ending Balance	246,305,000	278,915,000	246,305,000
Ending balance individually evaluated for impairment	17,903,000	64,819,000	17,903,000
Ending Balance Collectively Evaluated for Impairment	228,402,000	214,096,000	228,402,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(9,186,000)	(11,059,000)
Charge-offs	3,939,000	1,905,000
Recoveries	244,000	756,000
Provision	(6,056,000)	(5,675,000)
Balance at the end of the period	(11,059,000)	(14,073,000)	(11,059,000)
Ending Balance Individually Evaluated for Impairment	(6,037,000)	(7,030,000)	(6,037,000)
Ending Balance Collectively Evaluated for Impairment	(5,022,000)	(7,043,000)	(5,022,000)
Noncurrent
Accounts and Notes Receivable
Ending Balance	47,166,000	58,815,000	47,166,000
Ending balance individually evaluated for impairment	32,268,000	35,552,000	32,268,000
Ending Balance Collectively Evaluated for Impairment	14,898,000	23,263,000	14,898,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,667,000)	(507,000)
Charge-offs	5,373,000	1,666,000
Provision	(213,000)	(4,188,000)
Balance at the end of the period	(507,000)	(3,029,000)	(507,000)
Ending Balance Individually Evaluated for Impairment	(213,000)	(1,868,000)	(213,000)
Ending Balance Collectively Evaluated for Impairment	(294,000)	(1,161,000)	(294,000)
Contract term greater than one year
Summarizes the aging of past due receivables
1 to 90 Days Past Due	7,655,000	8,705,000	7,655,000
91 to 180 Days Past Due	4,790,000	5,620,000	4,790,000
181 + Days Past Due	6,205,000	9,054,000	6,205,000
Total Past Due	18,650,000	23,379,000	18,650,000
Current	112,619,000	140,462,000	112,619,000
Total Receivable	131,269,000	163,841,000	131,269,000
Recorded investment	4,186,000	38,667,000	4,186,000
Trade and other receivables | Contract term less than one year | Current
Accounts and Notes Receivable
Ending Balance	162,202,000	173,889,000	162,202,000
Ending balance individually evaluated for impairment	2,064,000	3,655,000	2,064,000
Ending Balance Collectively Evaluated for Impairment	160,138,000	170,234,000	160,138,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,857,000)	(5,875,000)
Charge-offs	2,324,000	1,550,000
Recoveries	191,000	243,000
Provision	(2,533,000)	(2,056,000)
Balance at the end of the period	(5,875,000)	(6,138,000)	(5,875,000)
Ending Balance Individually Evaluated for Impairment	(2,064,000)	(2,163,000)	(2,064,000)
Ending Balance Collectively Evaluated for Impairment	(3,811,000)	(3,975,000)	(3,811,000)
Trade receivables | Contract term greater than one year
Accounts and Notes Receivable
Ending Balance	87,348,000	115,551,000	87,348,000
Ending balance individually evaluated for impairment	4,186,000	48,426,000	4,186,000
Ending Balance Collectively Evaluated for Impairment	83,162,000	67,125,000	83,162,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(3,827,000)	(5,691,000)
Charge-offs	1,819,000	2,021,000
Recoveries	53,000	513,000
Provision	(3,736,000)	(6,057,000)
Balance at the end of the period	(5,691,000)	(9,214,000)	(5,691,000)
Ending Balance Individually Evaluated for Impairment	(4,186,000)	(4,985,000)	(4,186,000)
Ending Balance Collectively Evaluated for Impairment	(1,505,000)	(4,229,000)	(1,505,000)
Summarizes the aging of past due receivables
1 to 90 Days Past Due	7,655,000	7,278,000	7,655,000
91 to 180 Days Past Due	4,790,000	4,197,000	4,790,000
181 + Days Past Due	6,205,000	8,735,000	6,205,000
Total Past Due	18,650,000	20,210,000	18,650,000
Current	68,698,000	95,341,000	68,698,000
Total Receivable	87,348,000	115,551,000	87,348,000
Recorded investment	4,186,000	20,210,000	4,186,000
Trade receivables | Contract term greater than one year | Current
Accounts and Notes Receivable
Ending Balance	72,237,000	85,075,000	72,237,000
Ending balance individually evaluated for impairment	3,973,000	41,213,000	3,973,000
Ending Balance Collectively Evaluated for Impairment	68,264,000	43,862,000	68,264,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(3,329,000)	(5,184,000)
Charge-offs	1,615,000	355,000
Recoveries	53,000	513,000
Provision	(3,523,000)	(3,619,000)
Balance at the end of the period	(5,184,000)	(7,935,000)	(5,184,000)
Ending Balance Individually Evaluated for Impairment	(3,973,000)	(4,867,000)	(3,973,000)
Ending Balance Collectively Evaluated for Impairment	(1,211,000)	(3,068,000)	(1,211,000)
Trade receivables | Contract term greater than one year | Noncurrent
Accounts and Notes Receivable
Ending Balance	15,111,000	30,476,000	15,111,000
Ending balance individually evaluated for impairment	213,000	7,213,000	213,000
Ending Balance Collectively Evaluated for Impairment	14,898,000	23,263,000	14,898,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(498,000)	(507,000)
Charge-offs	204,000	1,666,000
Provision	(213,000)	(2,438,000)
Balance at the end of the period	(507,000)	(1,279,000)	(507,000)
Ending Balance Individually Evaluated for Impairment	(213,000)	(118,000)	(213,000)
Ending Balance Collectively Evaluated for Impairment	(294,000)	(1,161,000)	(294,000)
Notes receivable
Impaired financing receivables
Recorded Investment		2,856,000
Unpaid Principal Balance		2,856,000
Related Allowance		(1,750,000)
Average Recorded Investment		2,856,000
Notes receivable | With an allowance recorded:
Impaired financing receivables
Recorded Investment		2,856,000
Unpaid Principal Balance		2,856,000
Related Allowance		(1,750,000)
Average Recorded Investment		2,856,000
Notes receivable | Contract term greater than one year
Accounts and Notes Receivable
Ending Balance	20,186,000	18,457,000	20,186,000
Ending balance individually evaluated for impairment	20,186,000	18,457,000	20,186,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,169,000)
Charge-offs	5,169,000
Provision		(1,750,000)
Balance at the end of the period		(1,750,000)
Ending Balance Individually Evaluated for Impairment		(1,750,000)
Summarizes the aging of past due receivables
1 to 90 Days Past Due		1,427,000
91 to 180 Days Past Due		1,423,000
181 + Days Past Due		319,000
Total Past Due		3,169,000
Current	20,186,000	15,288,000	20,186,000
Total Receivable	20,186,000	18,457,000	20,186,000
Recorded investment		18,457,000
Notes receivable | Contract term greater than one year | Current
Accounts and Notes Receivable
Ending Balance	1,621,000	5,188,000	1,621,000
Ending balance individually evaluated for impairment	1,621,000	5,188,000	1,621,000
Notes receivable | Contract term greater than one year | Noncurrent
Accounts and Notes Receivable
Ending Balance	18,565,000	13,269,000	18,565,000
Ending balance individually evaluated for impairment	18,565,000	13,269,000	18,565,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,169,000)
Charge-offs	5,169,000
Provision		(1,750,000)
Balance at the end of the period		(1,750,000)
Ending Balance Individually Evaluated for Impairment		(1,750,000)
Lease receivables | Contract term greater than one year
Accounts and Notes Receivable
Ending Balance	23,735,000	29,833,000	23,735,000
Ending balance individually evaluated for impairment	23,735,000	29,833,000	23,735,000
Summarizes the aging of past due receivables
Current	23,735,000	29,833,000	23,735,000
Total Receivable	23,735,000	29,833,000	23,735,000
Lease receivables | Contract term greater than one year | Current
Accounts and Notes Receivable
Ending Balance	10,245,000	14,763,000	10,245,000
Ending balance individually evaluated for impairment	10,245,000	14,763,000	10,245,000
Lease receivables | Contract term greater than one year | Noncurrent
Accounts and Notes Receivable
Ending Balance	13,490,000	15,070,000	13,490,000
Ending balance individually evaluated for impairment	$ 13,490,000	$ 15,070,000	$ 13,490,000
Minimum
Accounts and notes receivable and related allowances
Credit term (in days)		30
Accounts and notes receivable, allowance for doubtful accounts and credit quality of financing receivables
Contract term for sale of gaming equipment		1 year
Development financing notes receivable, repayment terms		3 years
Maximum
Accounts and notes receivable and related allowances
Credit term (in days)		120
Accounts and notes receivable, allowance for doubtful accounts and credit quality of financing receivables
Extended credit term, maximum		3 years
Contract term for sale of gaming equipment		1 year
Development financing notes receivable, repayment terms		10 years
Inventories
Period of estimate of excess and obsolete inventory which requires estimating the future demand for production		1 year