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Employee Benefit Plans - Narrative (Details) (USD $) | 3 Months Ended | 9 Months Ended |  |  | 12 Months Ended
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Jun. 30, 2013 | Mar. 31, 2014 | Mar. 31, 2013 | Mar. 31, 2014 Other Postretirement Benefit Plans, Defined Contribution [Member] plan | Oct. 31, 2011 Western Conference of Teamsters Pension Plan [Member] | Jun. 30, 2012 Labor Management Pension Fund [Member] quarter
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |
Effect of Curtailments | $ 34,000 |  |  |  |  |
Withdrawal obligation |  |  |  |  | 0 | 4,300,000
Quarterly installment payments on estimated withdrawal liability |  |  |  |  |  | 100,000
Number of quarters relating to installment payments on estimated withdrawal liability |  |  |  |  |  | 80
Number of non-pension multiemployer plans that the Company participates in |  |  |  | 10 |  |
Percentage of employee contribution eligible for Company matching |  | 50.00% |  |  |  |
Company contribution, maximum percentage of employee's eligible income |  | 6.00% |  |  |  |
Plan periodic vesting percentage |  | 20.00% |  |  |  |
Plan, periodic vesting period |  | 5 years |  |  |  |
Automatic vesting age |  | 65 years |  |  |  |
Current employees, percent vested |  | 100.00% |  |  |  |
Employer match contribution amount |  | $ 1,000,000 | $ 800,000 |  |  |

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- Definition Defined Contribution Plan, Employer Matching Contribution, Percentage of Employee Contribution + References No definition available. + Details
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- Definition Multiemployer Plans, Number of Plans + References No definition available. + Details
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- Definition Multiemployer Plans, Withdrawal Obligation, Monthly Payment Election, Periodic Payment Amount + References No definition available. + Details
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- Definition The amount of decrease that is related to an event that significantly reduces the expected years of future service of present employees or eliminates for a significant number of employees the accrual of defined benefits for some or all of their future services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(10) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Plan Curtailment -URI http://asc.fasb.org/extlink&oid=6520938 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 15 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=7577095&loc=d3e8001-114927 + Details
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