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v3.19.1

Debt (Details) |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
May 15, 2019 | Mar. 30, 2019 USD ($) | Mar. 31, 2018 USD ($) | Mar. 30, 2019 USD ($) | Mar. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | May 09, 2019 USD ($) | Sep. 13, 2018 USD ($) bank | May 31, 2016 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Senior Notes |  | $ 500,000,000 |  | $ 500,000,000 |  | $ 500,000,000 |  |  | $ 500,000,000
Long-term Debt, Gross |  | 743,125,000 |  | 743,125,000 |  | 648,125,000 |  |  |
debt net of unamortized debt issuance cost |  | $ 738,700,000 |  | $ 738,700,000 |  | $ 643,268,000 |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.00% |  | 6.00% |  | 6.00% |  |  | 6.00%
Voting interest in domestic subsidiaries pledged against credit facility |  |  |  | 100.00% |  |  |  |  |
Voting interest in foreign subsidiaries pledged against credit facility |  |  |  | 65.00% |  |  |  |  |
Leverage Ratio, Actual |  | 2.14 |  | 2.14 |  |  |  |  |
Debt Instrument, Covenant Compliance, Senior Debt Leverage Ratio, actual |  | 0.73 |  | 0.73 |  |  |  |  |
Fixed charge coverage ratio, actual |  | 8.64 |  | 8.64 |  |  |  |  |
Payments of Debt Issuance Costs |  |  |  |  |  | $ 2,900,000 |  |  |
Line of Credit Facility, Periodic Payment, Interest |  | $ 3,800,000 | $ 2,500,000 | $ 20,400,000 | $ 19,200,000 |  |  |  |
Debt Instrument, Interest Rate During Period |  | 5.30% | 5.10% | 5.40% | 5.00% |  |  |  |
Line of Credit [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Long-term portion of long term debt |  | $ 243,125,000 |  | $ 243,125,000 |  | 148,125,000 |  |  |
Credit facility amount |  | $ 700,000,000 |  | $ 700,000,000 |  |  |  | $ 600,000,000 |
Component of Base Rate, Basis Spread on Federal Reserve Bank of New York (FRBNY) rate |  | 0.50% |  | 0.50% |  |  |  |  |
Component of Base Rate, Basis Spread on Adjusted LIBOR |  |  |  | 1.00% |  |  |  |  |
Investment limit in foreign subsidiaries |  | $ 100,000,000 |  | $ 100,000,000 |  |  |  |  |
Cash investment limit for acquisition of business |  | $ 200,000,000 |  | $ 200,000,000 |  |  |  |  |
Debt Instrument, Covenant Compliance, Leverage Ratio Four |  | 4.50 |  | 4.50 |  |  |  |  |
Minimum fixed charge coverage ratio allowed under debt covenant |  | 3.00 |  | 3.00 |  |  |  |  |
Debt Instrument, Covenant Compliance, maximum Senior Debt Leverage Ratio after covenant modification trigger event |  | 3.0 |  | 3.0 |  |  |  |  |
Line of Credit [Member] | Minimum |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Variable Interest Rate, Length of Time Between Updates |  |  |  | 30 days |  |  |  |  |
Credit facility commitment fees percentage |  |  |  | 0.175% |  |  |  |  |
Line of Credit [Member] | Maximum |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Variable Interest Rate, Length of Time Between Updates |  |  |  | 180 days |  |  |  |  |
Credit facility commitment fees percentage |  |  |  | 0.30% |  |  |  |  |
Secured Debt [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Number of Banks in Credit Facility | bank |  |  |  |  |  |  |  | 16 |
London Interbank Offered Rate (LIBOR) [Member] | Line of Credit [Member] | Minimum |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 1.25% |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Line of Credit [Member] | Maximum |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 1.75% |  |  |  |  |
Base Rate [Member] | Line of Credit [Member] | Minimum |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 0.25% |  |  |  |  |
Base Rate [Member] | Line of Credit [Member] | Maximum |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 0.75% |  |  |  |  |
Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage | 101.00% |  |  |  |  |  |  |  |
Other Noncurrent Assets | Line of Credit [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Unamortized Debt Issuance Expense |  | $ (3,500,000) |  | $ (3,500,000) |  | (3,800,000) |  |  |
Senior Notes [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Unamortized Debt Issuance Expense |  | (4,425,000) |  | (4,425,000) |  | $ (4,857,000) |  |  |
Debt Instrument, Fair Value Disclosure |  | $ 524,400,000 |  | $ 524,400,000 |  |  |  |  |
Revolving Loan, Reset Period One [Member] | Secured Debt [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Interest Rate at Period End |  | 4.20% |  | 4.20% |  |  |  |  |
Subsequent Event [Member] | Foreign Subsidiary [Member] | Line of Credit [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Long-term portion of long term debt |  |  |  |  |  |  | $ 0 |  |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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