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TOPIC 606 ADOPTION IMPACT AND REVENUE FROM CONTRACTS WITH CUSTOMERS: Impact of changes in accounting policies (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Apr. 01, 2018 | Mar. 31, 2018
ASSETS |  |  |  |
Trade accounts receivable, net | $ 163,767 |  |  | $ 167,188
Refundable income taxes | 11,761 |  |  | 9,733
Deferred income taxes | 11,488 |  |  | 12,225
Deferred commissions, net | 18,137 |  |  | 0
Others | 961,815 |  |  |
TOTAL ASSETS | 1,166,968 |  |  | 1,209,253
Liabilities |  |  |  |
Deferred revenue | 31,621 |  |  | 31,720
Deferred income taxes | 42,258 |  |  | 40,243
Other liabilities | 371,033 |  |  |
Total liabilities | 444,912 |  |  |
Equity |  |  |  |
Retained earnings | 638,043 |  |  | 628,331
Other equity | 84,013 |  |  |
Total equity | 722,056 |  |  | 749,095
TOTAL LIABILITIES AND EQUITY | 1,166,968 |  |  | $ 1,209,253
Income Statement [Abstract] |  |  |  |
Revenues | 226,960 | $ 212,514 |  |
Cost of revenue | 117,271 | 113,960 |  |
Gross profit | 109,689 | 98,554 |  |
Operating expenses: |  |  |  |
Sales and marketing | 54,850 | 48,440 |  |
Other operating expenses | 60,540 |  |  |
Total operating expenses | 115,390 | 104,261 |  |
Loss from operations | (5,701) | (5,707) |  |
Total other expense | (2,314) | (3,014) |  |
Loss before income taxes | (8,015) | (8,721) |  |
Income taxes (benefit) | (5,000) | (7,421) |  |
Net loss | (3,015) | (1,300) |  |
Statement of Comprehensive Income [Abstract] |  |  |  |
Net loss | (3,015) | (1,300) |  |
Other comprehensive income (loss): |  |  |  |
Change in foreign currency translation adjustment | (1,868) | 652 |  |
Comprehensive loss | (4,883) | (648) |  |
Cash flows from operating activities: |  |  |  |
Net loss | (3,015) | (1,300) |  |
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |  |
Deferred income taxes | (1,335) | 2,497 |  |
Others | 41,937 |  |  |
Changes in operating assets and liabilities: |  |  |  |
Accounts receivable, net | 4,329 | 11,960 |  |
Deferred costs and other assets, net | (2,995) |  |  |
Accounts payable and other liabilities | (21,704) | (37,073) |  |
Deferred revenue | (33) | (4,787) |  |
Net cash provided by operating activities | 17,184 | 4,951 |  |
Net cash from investing activities | (10,684) | (10,466) |  |
Net cash from financing activities | (52,586) | (2,112) |  |
Effect of exchange rate changes on cash | (1,094) | 430 |  |
Net change in cash and cash equivalents | (47,180) | (7,197) |  |
Cash and cash equivalents at beginning of period | 142,279 | 170,343 |  |
Cash and cash equivalents at end of period | 95,099 | $ 163,146 |  |
ASC 606 Adjustments | Accounting Standards Update 2014-09 |  |  |  |
ASSETS |  |  |  |
Trade accounts receivable, net | (1,943) |  |  |
Refundable income taxes | 540 |  |  |
Deferred income taxes | (64) |  |  |
Deferred commissions, net | (18,137) |  |  |
Others | 0 |  |  |
TOTAL ASSETS | (19,604) |  |  |
Liabilities |  |  |  |
Deferred revenue | (232) |  |  |
Deferred income taxes | (4,761) |  |  |
Other liabilities | 0 |  |  |
Total liabilities | (4,993) |  |  |
Equity |  |  |  |
Retained earnings | (14,611) |  | $ 12,700 |
Other equity | 0 |  |  |
Total equity | (14,611) |  |  |
TOTAL LIABILITIES AND EQUITY | (19,604) |  |  |
Income Statement [Abstract] |  |  |  |
Revenues | 296 |  |  |
Cost of revenue | 0 |  |  |
Gross profit | 296 |  |  |
Operating expenses: |  |  |  |
Sales and marketing | 2,939 |  |  |
Other operating expenses | 0 |  |  |
Total operating expenses | 2,939 |  |  |
Loss from operations | (2,643) |  |  |
Total other expense | 0 |  |  |
Loss before income taxes | (2,643) |  |  |
Income taxes (benefit) | (695) |  |  |
Net loss | (1,948) |  |  |
Statement of Comprehensive Income [Abstract] |  |  |  |
Net loss | (1,948) |  |  |
Other comprehensive income (loss): |  |  |  |
Change in foreign currency translation adjustment | 0 |  |  |
Comprehensive loss | (1,948) |  |  |
Cash flows from operating activities: |  |  |  |
Net loss | (1,948) |  |  |
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |  |
Deferred income taxes | (695) |  |  |
Others | 0 |  |  |
Changes in operating assets and liabilities: |  |  |  |
Accounts receivable, net | (256) |  |  |
Deferred costs and other assets, net | 2,939 |  |  |
Accounts payable and other liabilities | 0 |  |  |
Deferred revenue | (40) |  |  |
Net cash provided by operating activities | 0 |  |  |
Net cash from investing activities | 0 |  |  |
Net cash from financing activities | 0 |  |  |
Effect of exchange rate changes on cash | 0 |  |  |
Net change in cash and cash equivalents | 0 |  |  |
Cash and cash equivalents at beginning of period | 0 |  |  |
Cash and cash equivalents at end of period | 0 |  |  |
Before ASC topic 606 |  |  |  |
ASSETS |  |  |  |
Trade accounts receivable, net | 161,824 |  |  |
Refundable income taxes | 12,301 |  |  |
Deferred income taxes | 11,424 |  |  |
Deferred commissions, net | 0 |  |  |
Others | 961,815 |  |  |
TOTAL ASSETS | 1,147,364 |  |  |
Liabilities |  |  |  |
Deferred revenue | 31,389 |  |  |
Deferred income taxes | 37,497 |  |  |
Other liabilities | 371,033 |  |  |
Total liabilities | 439,919 |  |  |
Equity |  |  |  |
Retained earnings | 623,432 |  |  |
Other equity | 84,013 |  |  |
Total equity | 707,445 |  |  |
TOTAL LIABILITIES AND EQUITY | 1,147,364 |  |  |
Income Statement [Abstract] |  |  |  |
Revenues | 227,256 |  |  |
Cost of revenue | 117,271 |  |  |
Gross profit | 109,985 |  |  |
Operating expenses: |  |  |  |
Sales and marketing | 57,789 |  |  |
Other operating expenses | 60,540 |  |  |
Total operating expenses | 118,329 |  |  |
Loss from operations | (8,344) |  |  |
Total other expense | (2,314) |  |  |
Loss before income taxes | (10,658) |  |  |
Income taxes (benefit) | (5,695) |  |  |
Net loss | (4,963) |  |  |
Statement of Comprehensive Income [Abstract] |  |  |  |
Net loss | (4,963) |  |  |
Other comprehensive income (loss): |  |  |  |
Change in foreign currency translation adjustment | (1,868) |  |  |
Comprehensive loss | (6,831) |  |  |
Cash flows from operating activities: |  |  |  |
Net loss | (4,963) |  |  |
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |  |
Deferred income taxes | (2,030) |  |  |
Others | 41,937 |  |  |
Changes in operating assets and liabilities: |  |  |  |
Accounts receivable, net | 4,073 |  |  |
Deferred costs and other assets, net | (56) |  |  |
Accounts payable and other liabilities | (21,704) |  |  |
Deferred revenue | (73) |  |  |
Net cash provided by operating activities | 17,184 |  |  |
Net cash from investing activities | (10,684) |  |  |
Net cash from financing activities | (52,586) |  |  |
Effect of exchange rate changes on cash | (1,094) |  |  |
Net change in cash and cash equivalents | (47,180) |  |  |
Cash and cash equivalents at beginning of period | 142,279 |  |  |
Cash and cash equivalents at end of period | $ 95,099 |  |  |

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