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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Payables And Accruals [Abstract]    
Sales tax $ 3,543 $ 3,302
Self-insurance reserves 12,192 12,446
Wages & benefits 5,710 7,185
Property taxes 1,524 1,385
Freight 3,988 3,118
Capital expenditures 4,483 2,036
Utilities 1,282 1,506
Deferred rent 1,408 1,022
Cease use 991 1,116
Supplies 94 1,397
Other 9,045 9,284
Total accrued liabilities $ 44,260 $ 43,797