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Credit Facility (Detail Textuals) - USD ($) |  |  |  |  | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 29, 2019 | Feb. 12, 2019 | Nov. 08, 2017 | Nov. 07, 2017 | Mar. 31, 2019 | Feb. 28, 2019 | Jan. 31, 2019 | Dec. 31, 2018 | Mar. 31, 2018 | Mar. 30, 2018
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility utilized |  |  |  |  | $ 145,000,000 |  |  |  | $ 165,750,000 |
Interest coverage ratio description |  | The minimum interest coverage ratio to 0.44 to 1.0 for the measurement period ended on December 31, 2018, 0.20 to 1.0 for the measurement period ending January 31, 2019, and 1.0 to 1.0 for the measurement period ending February 28, 2019 and thereafter |  |  |  |  |  |  |  |
Aggregate amount available under the line of credit |  | $ 140,000,000 |  |  |  |  |  |  |  |
Minimum interest coverage ratio |  |  |  |  |  | 1.00% | 0.20% | 0.44% |  |
Minimum |  |  |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility utilized |  |  |  |  | 140,000,000 |  |  |  | 140,000,000 |
Maximum |  |  |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility utilized |  |  |  |  | $ 225,000,000 |  |  |  | $ 225,000,000 |
Senior Secured Credit Facility |  |  |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility amount | $ 175,000,000 |  |  |  |  |  |  |  |  |
Debt instrument description of variable rate basis |  |  |  |  | Outstanding advances under the Credit Facility will accrue interest at a rate of LIBOR plus 3.75% |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 3.75% |  |  |  |  |  |  |  |  |
Commitment period for advances under Credit Facility | 3 years |  |  |  |  |  |  |  |  |
Amortization period over which outstanding balance of credit facility is paid off | 4 years |  |  |  |  |  |  |  |  |
Senior Secured Credit Facility | Maximum |  |  |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Credit Facility available as percentage of value of non-delinquent receivables | 82.50% |  |  |  |  |  |  |  |  |
Percentage of borrowers obligation under credit agreement | 10.00% |  |  |  |  |  |  |  |  |
Line of credit facility |  |  |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility amount |  |  |  |  |  |  |  |  |  | $ 200,000,000
Debt instrument description of variable rate basis |  |  | 30-day LIBOR |  | 30-day LIBOR |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  | 4.00% |  | 4.00% |  |  |  |  |
Maturity date |  |  | Mar. 31, 2018 |  | Mar. 30, 2019 |  |  |  |  |
Line of credit facility, floor rate |  |  | 1.00% |  | 1.00% |  |  |  |  |
Increased the beneficial ownership limit |  |  | 30.00% | 20.00% | 30.00% |  |  |  |  |

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- Definition Amortization period over which outstanding balance of credit facility is paid off. + References No definition available. + Details
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- Definition Beneficial ownership limit percentage. + References No definition available. + Details
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- Definition Commitment period for advances under Credit Facility. + References No definition available. + Details
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- Definition Credit facility available as percentage of value of non-delinquent receivables. + References No definition available. + Details
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- Definition Line of credit facility floor rate. + References No definition available. + Details
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- Definition Percentage of borrowers obligation under credit agreement. + References No definition available. + Details
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- Definition Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
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- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + 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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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- Definition Average amount borrowed under the credit facility during the period. + References No definition available. + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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