Derivative Financial Instruments - Additional Information (Detail) - USD ($)
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1 Months Ended |
3 Months Ended |
9 Months Ended |
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Mar. 25, 2015 |
Mar. 31, 2015 |
Jan. 31, 2014 |
Jan. 30, 2016 |
Jan. 24, 2015 |
Jan. 30, 2016 |
Jan. 24, 2015 |
Aug. 31, 2015 |
Apr. 26, 2014 |
| Interest Rate Cap [Member] |
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| Derivative [Line Items] |
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| Notional amount of derivatives |
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$ 575,000,000
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$ 575,000,000
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| Replacement Interest Rate Cap Agreement [Member] |
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| Derivative [Line Items] |
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| Notional amount of derivatives |
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$ 100,000,000
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$ 100,000,000
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| Interest Rate Swap Agreement [Member] |
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| Derivative [Line Items] |
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| Notional amount of derivatives |
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$ 250,000,000
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| Percentage of senior notes |
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5.17%
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| Settlement of swap |
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$ 29,003,000
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| Interest Rate Swap Agreement [Member] | 5.17% Senior Notes [Member] |
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| Derivative [Line Items] |
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| Maturity date of long-term loan |
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Mar. 25, 2015
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| Senior notes amount due |
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$ 250,000,000
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| Interest Rate Swap Agreement [Member] | 5.17% Senior Notes [Member] | Long-term Debt [Member] |
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| Derivative [Line Items] |
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| Period of long-term loan |
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10 years
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| Interest Rate Swap Agreement [Member] | Senior Notes 3.48% [Member] |
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| Derivative [Line Items] |
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| Percentage of senior notes |
3.48%
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| Maturity date of long-term loan |
Mar. 24, 2025
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| Period of long-term loan |
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10 years
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| Aggregate principal amount |
$ 250,000,000
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| Interest Rate Swap [Member] |
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| Derivative [Line Items] |
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| Increase (decrease) in interest expense |
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$ 709,000
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$ (48,000)
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$ 2,114,000
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$ (145,000)
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