DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)	3 Months Ended
	Sep. 30, 2011 Y D M segment count classofreceivable Statement	Jun. 30, 2011
Accounts and notes receivable, allowance for doubtful accounts and credit quality of financing receivables
Credit term, low end of range (in days)	30
Credit term, high end of range (in days)	120
Extended credit term, maximum (in years)	3
Contract term for sale of gaming equipment (in years)	1
Development financing notes receivable, repayment terms, low end of range (in years)	3
Development financing notes receivable, repayment terms, high end of range (in years)	10
Number of portfolio segments	1
Number of classes of receivables (in counts)	4
Accounts and Notes Receivable
Ending Balance	$ 284,908,000	$ 293,471,000
Ending balance individually evaluated for impairment	52,043,000	50,171,000
Ending Balance Collectively Evaluated for Impairment	232,865,000	243,300,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(11,566,000)
Charge-offs	930,000
Recoveries	125,000
Provision	(2,528,000)
Balance at the end of the period	(13,039,000)
Ending Balance Individually Evaluated for Impairment	(6,616,000)
Ending Balance Collectively Evaluated for Impairment	(6,423,000)
Investment in receivables on nonaccrual status
Trade receivables credit term, low end of range (in days)	30
Trade receivables credit term, high end of range (in days)	120
Inventories
Raw materials	52,416,000	53,926,000
Work-in-process	1,228,000	1,630,000
Finished goods	20,160,000	13,078,000
Total	73,804,000	68,634,000
Trade and other receivables | Contract term less than one year | Current
Accounts and Notes Receivable
Ending Balance	146,877,000	162,202,000
Ending balance individually evaluated for impairment	3,143,000	2,064,000
Ending Balance Collectively Evaluated for Impairment	143,734,000	160,138,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,875,000)
Charge-offs	480,000
Recoveries	125,000
Provision	(2,326,000)
Balance at the end of the period	(7,596,000)
Ending Balance Individually Evaluated for Impairment	(3,143,000)
Ending Balance Collectively Evaluated for Impairment	(4,453,000)
Trade receivables | Contract term greater than one year
Accounts and Notes Receivable
Ending Balance	92,604,000	87,348,000
Ending balance individually evaluated for impairment	3,473,000	4,186,000
Ending Balance Collectively Evaluated for Impairment	89,131,000	83,162,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,691,000)
Charge-offs	450,000
Provision	(202,000)
Balance at the end of the period	(5,443,000)
Ending Balance Individually Evaluated for Impairment	(3,473,000)
Ending Balance Collectively Evaluated for Impairment	(1,970,000)
Investment in receivables on nonaccrual status
Recorded investment	3,473,000	4,186,000
Summarizes the aging of past due receivables
1 to 90 Days Past Due	6,871,000
91 to 180 Days Past Due	3,481,000
181 + Days Past Due	6,955,000
Total Past Due	17,307,000
Current	75,297,000
Total Receivable	92,604,000
Trade receivables | Contract term greater than one year | Current
Accounts and Notes Receivable
Ending Balance	72,993,000	72,237,000
Ending balance individually evaluated for impairment	3,473,000	3,973,000
Ending Balance Collectively Evaluated for Impairment	69,520,000	68,264,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(5,184,000)
Charge-offs	336,000
Provision	(34,000)
Balance at the end of the period	(4,882,000)
Ending Balance Individually Evaluated for Impairment	(3,473,000)
Ending Balance Collectively Evaluated for Impairment	(1,409,000)
Trade receivables | Contract term greater than one year | Noncurrent
Accounts and Notes Receivable
Ending Balance	19,611,000	15,111,000
Ending balance individually evaluated for impairment		213,000
Ending Balance Collectively Evaluated for Impairment	19,611,000	14,898,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(507,000)
Charge-offs	114,000
Provision	(168,000)
Balance at the end of the period	(561,000)
Ending Balance Collectively Evaluated for Impairment	(561,000)
Notes receivable | Contract term greater than one year
Accounts and Notes Receivable
Ending Balance	19,345,000	20,186,000
Ending balance individually evaluated for impairment	19,345,000	20,186,000
Summarizes the aging of past due receivables
Current	26,082,000
Total Receivable	26,082,000
Notes receivable | Contract term greater than one year | Current
Accounts and Notes Receivable
Ending Balance	2,861,000	1,621,000
Ending balance individually evaluated for impairment	2,861,000	1,621,000
Notes receivable | Contract term greater than one year | Noncurrent
Accounts and Notes Receivable
Ending Balance	16,484,000	18,565,000
Ending balance individually evaluated for impairment	16,484,000	18,565,000
Lease receivables | Contract term greater than one year
Accounts and Notes Receivable
Ending Balance	26,082,000	23,735,000
Ending balance individually evaluated for impairment	26,082,000	23,735,000
Summarizes the aging of past due receivables
Current	19,345,000
Total Receivable	19,345,000
Lease receivables | Contract term greater than one year | Current
Accounts and Notes Receivable
Ending Balance	11,469,000	10,245,000
Ending balance individually evaluated for impairment	11,469,000	10,245,000
Lease receivables | Contract term greater than one year | Noncurrent
Accounts and Notes Receivable
Ending Balance	14,613,000	13,490,000
Ending balance individually evaluated for impairment	14,613,000	13,490,000
Contract term greater than one year
Investment in receivables on nonaccrual status
Recorded investment	3,473,000	4,186,000
Summarizes the aging of past due receivables
1 to 90 Days Past Due	6,871,000
91 to 180 Days Past Due	3,481,000
181 + Days Past Due	6,955,000
Total Past Due	17,307,000
Current	120,724,000
Total Receivable	138,031,000
Current
Accounts and Notes Receivable
Ending Balance	234,200,000	246,305,000
Ending balance individually evaluated for impairment	20,946,000	17,903,000
Ending Balance Collectively Evaluated for Impairment	213,254,000	228,402,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(11,059,000)
Charge-offs	816,000
Recoveries	125,000
Provision	(2,360,000)
Balance at the end of the period	(12,478,000)
Ending Balance Individually Evaluated for Impairment	(6,616,000)
Ending Balance Collectively Evaluated for Impairment	(5,862,000)
Noncurrent
Accounts and Notes Receivable
Ending Balance	50,708,000	47,166,000
Ending balance individually evaluated for impairment	31,097,000	32,268,000
Ending Balance Collectively Evaluated for Impairment	19,611,000	14,898,000
Allowance for Doubtful Accounts
Balance at the beginning of the period	(507,000)
Charge-offs	114,000
Provision	(168,000)
Balance at the end of the period	(561,000)
Ending Balance Collectively Evaluated for Impairment	$ (561,000)