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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Jun. 30, 2018
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |
Components of accounts receivable | Components of accounts receivable consisted of (in thousands):
|  | June 30, |
|  | 2017 |  | 2018 |
Accounts receivables |  | $ | 216,089 |  | $ | 221,240 |
Less allowance for doubtful accounts |  |  | (9,563 | ) |  | (10,496 | )
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total |  | $ | 206,526 |  | $ | 210,744 |
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Summary of fair values of financial assets and liabilities | The fair values of our financial assets and liabilities as of June 30, 2017 and 2018 are categorized as follows (in thousands):
|  | June 30, 2017 |  | June 30, 2018 |
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total |  | Level 1 |  | Level 2 |  | Level 3 |  | Total |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity securities |  | $ | 254 |  | $ | — |  |  | — |  | $ | 254 |  | $ | — |  | $ | — |  |  | — |  | $ | — |
Insurance company contracts |  |  | — |  |  | 26,940 |  |  | — |  |  | 26,940 |  |  | — |  |  | 31,897 |  |  | — |  |  | 31,897 |
Interest rate contract |  |  | — |  |  | 20 |  |  | — |  |  | 20 |  |  | — |  |  | 18 |  |  | — |  |  | 18 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total assets |  | $ | 254 |  | $ | 26,960 |  | $ | — |  | $ | 27,214 |  | $ | — |  | $ | 31,915 |  | $ | — |  | $ | 31,915 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities—Contingent payment obligations |  | $ | — |  | $ | — |  | $ | 11,840 |  | $ | 11,840 |  | $ | — |  | $ | — |  | $ | 15,713 |  | $ | 15,713 |
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Schedule of computation of basic and diluted earnings per share | The following table sets forth the computation of basic and diluted earnings per share for the fiscal years ended June 30 (in thousands, except earnings per share data):
|  | 2016 |  | 2017 |  | 2018 |
Net income (loss) available to common stockholders |  | $ | 26,157 |  | $ | 21,076 |  | $ | (29,127 | )
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Weighted average shares outstanding—basic |  |  | 19,427 |  |  | 18,894 |  |  | 18,592 |
Dilutive effect of equity awards |  |  | 649 |  |  | 795 |  |  | — |
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Weighted average shares outstanding—diluted |  |  | 20,076 |  |  | 19,689 |  |  | 18,592 |
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Basic earnings (loss) per share |  | $ | 1.35 |  | $ | 1.12 |  | $ | (1.57 | )
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Diluted earnings (loss) per share |  | $ | 1.30 |  | $ | 1.07 |  | $ | (1.57 | )
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Schedule of changes in warranty provisions | The warranty provision is included in Other accrued expenses and current liabilities in the consolidated balance sheets, whose activity for each of the three fiscal years ended June 30, 2018 is summarized in the following table (in thousands)
Warranty provision as of June 30, 2015 |  | $ | 12,738 |
Warranty claims provided for/assumed in acquisition |  |  | 12,296 |
Settlements made |  |  | (9,086 | )
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Warranty provision as of June 30, 2016 |  | $ | 15,948 |
Warranty claims provided for/assumed in acquisition |  |  | 5,793 |
Settlements made |  |  | (6,563 | )
​ | ​ | ​ | ​ | ​
Warranty provision as of June 30, 2017 |  | $ | 15,178 |
Warranty claims provided for/assumed in acquisition |  |  | 14,156 |
Settlements made |  |  | (7,515 | )
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Warranty provision as of June 30, 2018 |  | $ | 21,819 |
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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + 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 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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