Condensed Consolidated Balance Sheets (USD $) In Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2011	Jun. 30, 2011
Current assets:
Cash and cash equivalents	$ 2,734	$ 311
Accounts receivable from customers, net	99,754	80,902
Costs and estimated earnings in excess of billings on uncompleted contracts	60,865	49,266
Inventories	9,789	8,338
Prepaid expenses and other	10,033	16,044
Deferred income taxes	8,864	7,969
Total current assets	192,039	162,830
Property and equipment, net	177,572	177,682
Goodwill	122,166	110,893
Other intangibles, net	48,778	38,353
Deferred loan costs, net	1,687	2,005
Other assets	2,095	1,846
Total assets	544,337	493,609
Current liabilities:
Accounts payable	22,951	20,079
Accrued compensation	20,779	25,474
Billings in excess of costs and estimated earnings on uncompleted contracts	15,431	12,224
Accrued expenses and other	9,202	8,185
Current portion of deferred compensation	1,598	0
Current portion of insurance and claim accruals	15,853	12,526
Total current liabilities	85,814	78,488
Revolving credit facility	132,520	0
Long-term debt	0	99,000
Insurance and claim accruals, net of current portion	5,836	6,621
Deferred compensation, net of current portion	4,993	6,140
Deferred income taxes	45,311	46,179
Other liabilities	2,743	2,792
Commitments and contingencies
Stockholders' equity:
Preferred stock, par value $0.001 per share; 100,000 authorized shares; no shares issued and outstanding
Common stock, par value $0.001 per share; 100,000 authorized shares; 34,697 and 33,666 shares issued and outstanding at September 30, 2011 and June 30, 2011, respectively	6,428	6,427
Additional paid-in capital	171,656	161,586
Accumulated other comprehensive loss, net of taxes	(122)	(178)
Retained earnings	89,158	86,554
Total stockholders' equity	267,120	254,389
Total liabilities and stockholders' equity	$ 544,337	$ 493,609